diff --git a/3DBiCar/7739/metadata.json b/3DBiCar/7739/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..e7ef97f630665fb935c6c9c44546c595bad10fce
--- /dev/null
+++ b/3DBiCar/7739/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "monkey",
+  "style": "computer_design",
+  "source": "http://mms0.baidu.com/it/u=628917611,4282794462&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=228&h=227"
+}
\ No newline at end of file
diff --git a/3DBiCar/7744/metadata.json b/3DBiCar/7744/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..684d8b256a4eaf6168f83969b07f906f3ec4f58b
--- /dev/null
+++ b/3DBiCar/7744/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Bear",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=4055065766,605135835&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=667"
+}
\ No newline at end of file
diff --git a/3DBiCar/7750/metadata.json b/3DBiCar/7750/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..3c9168194e2d206f951bc7816947364f3d29e88e
--- /dev/null
+++ b/3DBiCar/7750/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "cattle",
+  "style": "computer_design",
+  "source": "http://mms1.baidu.com/it/u=1095240632,2828617123&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=329"
+}
\ No newline at end of file
diff --git a/3DBiCar/7757/metadata.json b/3DBiCar/7757/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..4290f27baf328bec41c087c5a858df8cd7549ce7
--- /dev/null
+++ b/3DBiCar/7757/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "computer_design",
+  "source": "https://imagepphcloud.thepaper.cn/pph/image/72/488/217.jpg"
+}
\ No newline at end of file
diff --git a/3DBiCar/7763/metadata.json b/3DBiCar/7763/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..30b9da799a949caf8455dbc2284b0d9e5b0e0f42
--- /dev/null
+++ b/3DBiCar/7763/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "pig",
+  "style": "computer_design",
+  "source": "http://mms1.baidu.com/it/u=3965937840,4103112227&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=338&h=338"
+}
\ No newline at end of file
diff --git a/3DBiCar/7768/metadata.json b/3DBiCar/7768/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..cfa08044dae8ee22fe5ed691fb784cbdddfd4ad5
--- /dev/null
+++ b/3DBiCar/7768/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7822/metadata.json b/3DBiCar/7822/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..b7843432fc3b95c73eb6c7241d5c2edb346c0b12
--- /dev/null
+++ b/3DBiCar/7822/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "pig",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7825/metadata.json b/3DBiCar/7825/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..b7843432fc3b95c73eb6c7241d5c2edb346c0b12
--- /dev/null
+++ b/3DBiCar/7825/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "pig",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7835/metadata.json b/3DBiCar/7835/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..c67457f310a11299c5e92fa0c504653f67e1ed5a
--- /dev/null
+++ b/3DBiCar/7835/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "fox",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7838/metadata.json b/3DBiCar/7838/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..7b914b5f099fdbd3efd47cf356a17a662003968e
--- /dev/null
+++ b/3DBiCar/7838/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "hippo",
+  "style": "hand_drawn",
+  "source": "http://mms0.baidu.com/it/u=2150059669,2450592283&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=614&h=438"
+}
\ No newline at end of file
diff --git a/3DBiCar/7840/metadata.json b/3DBiCar/7840/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0a035c8d2ecddb1abdf6a7a866070819c7074d54
--- /dev/null
+++ b/3DBiCar/7840/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "monkey",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=2285401773,4155764884&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/7845/metadata.json b/3DBiCar/7845/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..63eaeece52dd12783050435614a07bf206f4a1f1
--- /dev/null
+++ b/3DBiCar/7845/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Bear",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7847/metadata.json b/3DBiCar/7847/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..f625dc6165a21196a4daeb0bb834a94e9c0a690a
--- /dev/null
+++ b/3DBiCar/7847/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Tiger",
+  "style": "picture_book",
+  "source": "http://5b0988e595225.cdn.sohucs.com/images/20190131/7ca269fc2aad4145885a1a0ce9412c5b.jpeg"
+}
\ No newline at end of file
diff --git a/3DBiCar/7865/metadata.json b/3DBiCar/7865/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..6ff83f3eed1bd53e36dbf092181c41a7f5ce1bb0
--- /dev/null
+++ b/3DBiCar/7865/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "fox",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=2765065713,2571063054&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=667"
+}
\ No newline at end of file
diff --git a/3DBiCar/7868/metadata.json b/3DBiCar/7868/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..4142278a24cead4be069773542fc63e89b7915ca
--- /dev/null
+++ b/3DBiCar/7868/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "elephant",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7882/metadata.json b/3DBiCar/7882/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..7797a531aac476858d20f8e28455710372232294
--- /dev/null
+++ b/3DBiCar/7882/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "hippo",
+  "style": "picture_book",
+  "source": "http://mms0.baidu.com/it/u=1279110259,8025001&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=720&h=389"
+}
\ No newline at end of file
diff --git a/3DBiCar/7887/metadata.json b/3DBiCar/7887/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..127328087c5fbcd66708b35b51b264a10655c203
--- /dev/null
+++ b/3DBiCar/7887/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "deer+horse",
+  "style": "picture_book",
+  "source": "http://mms0.baidu.com/it/u=3302992914,1767518079&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=600&h=369"
+}
\ No newline at end of file
diff --git a/3DBiCar/7896/metadata.json b/3DBiCar/7896/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0fc535c434f234a4e63b0b5ff447b066bd8e173a
--- /dev/null
+++ b/3DBiCar/7896/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "rabit",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7899/metadata.json b/3DBiCar/7899/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0fc535c434f234a4e63b0b5ff447b066bd8e173a
--- /dev/null
+++ b/3DBiCar/7899/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "rabit",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7905/metadata.json b/3DBiCar/7905/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..ab35b5fcbe4d1d3e577264923e45792626db2325
--- /dev/null
+++ b/3DBiCar/7905/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Cat",
+  "style": "picture_book",
+  "source": "http://mms0.baidu.com/it/u=1654581697,3950440936&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=360&h=480"
+}
\ No newline at end of file
diff --git a/3DBiCar/7907/metadata.json b/3DBiCar/7907/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..131f37763da92e36c92df77fc64b9a4f04e3373e
--- /dev/null
+++ b/3DBiCar/7907/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "deer+horse",
+  "style": "computer_design",
+  "source": "https://png.pngtree.com/png-vector/20190130/ourlarge/pngtree-cartoon-cute-cute-deer-figurine-element-png-image_579814.jpg"
+}
\ No newline at end of file
diff --git a/3DBiCar/791/metadata.json b/3DBiCar/791/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..92ae0347d3ee29f3713f384665ebb675b9073ac7
--- /dev/null
+++ b/3DBiCar/791/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "sheep",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7919/metadata.json b/3DBiCar/7919/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..a7b74fdc5efa3f146ec45629ae0fb05007c7f5e3
--- /dev/null
+++ b/3DBiCar/7919/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "deer",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7923/metadata.json b/3DBiCar/7923/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..1281e1a1d71d5a655f14fcc46a91b6db9a277663
--- /dev/null
+++ b/3DBiCar/7923/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "monkey",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=338101797,2295520224&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/7944/metadata.json b/3DBiCar/7944/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..4142278a24cead4be069773542fc63e89b7915ca
--- /dev/null
+++ b/3DBiCar/7944/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "elephant",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7950/metadata.json b/3DBiCar/7950/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..94f14c757adb38ff52a99753263a59fa4bd2d26a
--- /dev/null
+++ b/3DBiCar/7950/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "hippo",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7954/metadata.json b/3DBiCar/7954/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..18797ce65746e342518ec0d7f61768172a8bffab
--- /dev/null
+++ b/3DBiCar/7954/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "fox",
+  "style": "picture_book",
+  "source": "http://mms1.baidu.com/it/u=2589724712,4093198221&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=400&h=574"
+}
\ No newline at end of file
diff --git a/3DBiCar/7955/metadata.json b/3DBiCar/7955/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..583c3c6fa8e12d0d1d3f120a33ced93c6139c3a0
--- /dev/null
+++ b/3DBiCar/7955/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "dog",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7967/metadata.json b/3DBiCar/7967/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..c798535fc3092f5b29cac1cfa0ae80a91ff38d96
--- /dev/null
+++ b/3DBiCar/7967/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "elephant",
+  "style": "toy",
+  "source": "https://cos3.solepic.com/20210324/b_5230776202103241001091778.jpg"
+}
\ No newline at end of file
diff --git a/3DBiCar/7968/metadata.json b/3DBiCar/7968/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..c67457f310a11299c5e92fa0c504653f67e1ed5a
--- /dev/null
+++ b/3DBiCar/7968/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "fox",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/797/metadata.json b/3DBiCar/797/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..3cc617ce20945f7f9f0bf27f3287724639d5e73a
--- /dev/null
+++ b/3DBiCar/797/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "sheep",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=2090586524,1805400220&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/7972/metadata.json b/3DBiCar/7972/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..cb95d243312857cd2161bc721950d16171726da7
--- /dev/null
+++ b/3DBiCar/7972/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "dog",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=4176376686,3875693166&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/7974/metadata.json b/3DBiCar/7974/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..cfa08044dae8ee22fe5ed691fb784cbdddfd4ad5
--- /dev/null
+++ b/3DBiCar/7974/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7994/metadata.json b/3DBiCar/7994/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0fc535c434f234a4e63b0b5ff447b066bd8e173a
--- /dev/null
+++ b/3DBiCar/7994/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "rabit",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/7997/metadata.json b/3DBiCar/7997/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..ab8e6718ece2edc2ff1ec5e55ba34a6206a4ba7f
--- /dev/null
+++ b/3DBiCar/7997/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "elephant",
+  "style": "hand_drawn",
+  "source": "http://mms1.baidu.com/it/u=2299365752,3894207940&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=640&h=480"
+}
\ No newline at end of file
diff --git a/3DBiCar/8019/metadata.json b/3DBiCar/8019/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..f80c6c1d209d2d17a44a8d4597d0f7ab429cc89a
--- /dev/null
+++ b/3DBiCar/8019/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "monkey",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8021/metadata.json b/3DBiCar/8021/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..94f14c757adb38ff52a99753263a59fa4bd2d26a
--- /dev/null
+++ b/3DBiCar/8021/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "hippo",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8022/metadata.json b/3DBiCar/8022/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0fc535c434f234a4e63b0b5ff447b066bd8e173a
--- /dev/null
+++ b/3DBiCar/8022/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "rabit",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8025/metadata.json b/3DBiCar/8025/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..d9654248789ce6ce5b4eb2475e9f58224cf73351
--- /dev/null
+++ b/3DBiCar/8025/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "pig",
+  "style": "computer_design",
+  "source": "http://mms2.baidu.com/it/u=4209553447,4147152003&fm=253&app=120&f=JPEG&fmt=auto&q=75?w=617&h=1023"
+}
\ No newline at end of file
diff --git a/3DBiCar/8028/metadata.json b/3DBiCar/8028/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..cfa08044dae8ee22fe5ed691fb784cbdddfd4ad5
--- /dev/null
+++ b/3DBiCar/8028/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8032/metadata.json b/3DBiCar/8032/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..83cbf2c9c945f68cf6d303798a47f53ef69ca698
--- /dev/null
+++ b/3DBiCar/8032/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Mouse",
+  "style": "picture_book",
+  "source": "http://mms1.baidu.com/it/u=120698051,2678772780&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=889&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/8043/metadata.json b/3DBiCar/8043/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..6dd39d92bf376fa50509753ac1657ee13a1eafcc
--- /dev/null
+++ b/3DBiCar/8043/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "fox",
+  "style": "picture_book",
+  "source": "http://mms0.baidu.com/it/u=3623106558,862914523&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=640&h=364"
+}
\ No newline at end of file
diff --git a/3DBiCar/8046/metadata.json b/3DBiCar/8046/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..cfa08044dae8ee22fe5ed691fb784cbdddfd4ad5
--- /dev/null
+++ b/3DBiCar/8046/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8047/metadata.json b/3DBiCar/8047/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..a7b74fdc5efa3f146ec45629ae0fb05007c7f5e3
--- /dev/null
+++ b/3DBiCar/8047/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "deer",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8062/metadata.json b/3DBiCar/8062/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0a8f4ed8d3710e2db122fc019f44773ae0ac7187
--- /dev/null
+++ b/3DBiCar/8062/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "hippo",
+  "style": "picture_book",
+  "source": "http://mms1.baidu.com/it/u=2711606047,3484114775&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=365"
+}
\ No newline at end of file
diff --git a/3DBiCar/8064/metadata.json b/3DBiCar/8064/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..a4ce17669fa526fdbde4b83d97ae15e37fad03c6
--- /dev/null
+++ b/3DBiCar/8064/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "elephant",
+  "style": "computer_design",
+  "source": "https://img95.699pic.com/xsj/01/7f/ra.jpg!/fw/700/watermark/url/L3hzai93YXRlcl9kZXRhaWwyLnBuZw/align/southeast"
+}
\ No newline at end of file
diff --git a/3DBiCar/8075/metadata.json b/3DBiCar/8075/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..d8923901b114c7d1ee2e87e15fe351cf86c02e78
--- /dev/null
+++ b/3DBiCar/8075/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "elephant",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=1613616280,3957645740&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=728&h=425"
+}
\ No newline at end of file
diff --git a/3DBiCar/8084/metadata.json b/3DBiCar/8084/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0fc535c434f234a4e63b0b5ff447b066bd8e173a
--- /dev/null
+++ b/3DBiCar/8084/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "rabit",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8089/metadata.json b/3DBiCar/8089/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..f81446c95067c5d7272980be6d8e09f1b0940a80
--- /dev/null
+++ b/3DBiCar/8089/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "dog",
+  "style": "computer_design",
+  "source": "https://img.zcool.cn/community/01447d602b87ee11013e39916e9f4b.jpg?x-oss-process=image/auto-orient,1/resize,m_lfit,w_1280,limit_1/sharpen,100/format,webp/quality,q_100"
+}
\ No newline at end of file
diff --git a/3DBiCar/8091/metadata.json b/3DBiCar/8091/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..cfa08044dae8ee22fe5ed691fb784cbdddfd4ad5
--- /dev/null
+++ b/3DBiCar/8091/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8103/metadata.json b/3DBiCar/8103/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..f7643fb480c65795efaa02865dde7775ace8a8f2
--- /dev/null
+++ b/3DBiCar/8103/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "elephant",
+  "style": "hand_drawn",
+  "source": "http://mms0.baidu.com/it/u=1866295939,3540671023&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=437"
+}
\ No newline at end of file
diff --git a/3DBiCar/8114/metadata.json b/3DBiCar/8114/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..92ae0347d3ee29f3713f384665ebb675b9073ac7
--- /dev/null
+++ b/3DBiCar/8114/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "sheep",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8122/metadata.json b/3DBiCar/8122/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..19f0b188d79fb80e8d619b3bb8859522d47891c5
--- /dev/null
+++ b/3DBiCar/8122/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "cattle",
+  "style": "hand_drawn",
+  "source": "http://mms0.baidu.com/it/u=1159650887,2561023969&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=375&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/8128/metadata.json b/3DBiCar/8128/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..bf17513174dee65ff122d1eeadf1cb3b49b861c2
--- /dev/null
+++ b/3DBiCar/8128/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "sheep",
+  "style": "computer_design",
+  "source": "https://nimg.ws.126.net/?url=http%3A%2F%2Fdingyue.ws.126.net%2FtzjiAPMDYA7lTaaWmXuTJWO0zFWafUHsVdilLYKfPoBfv1548578489885.jpeg&thumbnail=660x2147483647&quality=80&type=jpg"
+}
\ No newline at end of file
diff --git a/3DBiCar/8129/metadata.json b/3DBiCar/8129/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..410319e0090709a0b5956e29166cbe5541d31ed7
--- /dev/null
+++ b/3DBiCar/8129/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "monkey",
+  "style": "toy",
+  "source": "https://img.alicdn.com/i2/2207509164171/O1CN01EvQwur1ggMerONDqm_!!2207509164171.jpg"
+}
\ No newline at end of file
diff --git a/3DBiCar/8134/metadata.json b/3DBiCar/8134/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0e9c6e41aeead61fd7eab278f26ec87a24695b39
--- /dev/null
+++ b/3DBiCar/8134/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "monkey",
+  "style": "picture_book",
+  "source": "http://mms0.baidu.com/it/u=3506826519,3415050706&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=569"
+}
\ No newline at end of file
diff --git a/3DBiCar/8135/metadata.json b/3DBiCar/8135/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..da8b3fa66bc15d10c20ff876e24bdf03e0c214ef
--- /dev/null
+++ b/3DBiCar/8135/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Mouse",
+  "style": "picture_book",
+  "source": "http://mms0.baidu.com/it/u=4161806281,726591810&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=700&h=499"
+}
\ No newline at end of file
diff --git a/3DBiCar/8138/metadata.json b/3DBiCar/8138/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..b7843432fc3b95c73eb6c7241d5c2edb346c0b12
--- /dev/null
+++ b/3DBiCar/8138/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "pig",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8141/metadata.json b/3DBiCar/8141/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..0460b1129edc3137224df986c2ac1675ae8cf7de
--- /dev/null
+++ b/3DBiCar/8141/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "dog",
+  "style": "computer_design",
+  "source": "http://mms0.baidu.com/it/u=4233932100,1127321995&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=502&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/816/metadata.json b/3DBiCar/816/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..1095a159812ec71e47f5c2c87cfedf73fd13a125
--- /dev/null
+++ b/3DBiCar/816/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Tiger",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8164/metadata.json b/3DBiCar/8164/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..b9ea63ac0db8ad9f0835d1567651ac1b03ec9227
--- /dev/null
+++ b/3DBiCar/8164/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Mouse",
+  "style": "picture_book",
+  "source": "http://mms2.baidu.com/it/u=415901156,3614464824&fm=253&app=138&f=PNG&fmt=auto&q=75?w=500&h=619"
+}
\ No newline at end of file
diff --git a/3DBiCar/8172/metadata.json b/3DBiCar/8172/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..94f14c757adb38ff52a99753263a59fa4bd2d26a
--- /dev/null
+++ b/3DBiCar/8172/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "hippo",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8173/metadata.json b/3DBiCar/8173/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..e955d1774af5f9f16649f1901ef81c6ab69be7ca
--- /dev/null
+++ b/3DBiCar/8173/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Cat",
+  "style": "hand_drawn",
+  "source": "https://pic26.photophoto.cn/20130116/0006019063382232_b.jpg"
+}
\ No newline at end of file
diff --git a/3DBiCar/8179/metadata.json b/3DBiCar/8179/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..f80c6c1d209d2d17a44a8d4597d0f7ab429cc89a
--- /dev/null
+++ b/3DBiCar/8179/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "monkey",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8192/metadata.json b/3DBiCar/8192/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..4f1fe612a35ccf1c98af22da6c0f0f61e3a3fe7b
--- /dev/null
+++ b/3DBiCar/8192/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "computer_design",
+  "source": "https://p7.itc.cn/images01/20210924/1eb542a14c6d4c65869c521b5547c51b.jpeg"
+}
\ No newline at end of file
diff --git a/3DBiCar/8195/metadata.json b/3DBiCar/8195/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..7e687e0e72d467968f040f2d6bffa81db0669d98
--- /dev/null
+++ b/3DBiCar/8195/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Cat",
+  "style": "picture_book",
+  "source": "http://mms1.baidu.com/it/u=1040072253,1772062575&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=500&h=500"
+}
\ No newline at end of file
diff --git a/3DBiCar/8197/metadata.json b/3DBiCar/8197/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..63eaeece52dd12783050435614a07bf206f4a1f1
--- /dev/null
+++ b/3DBiCar/8197/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Bear",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8201/metadata.json b/3DBiCar/8201/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..a7b74fdc5efa3f146ec45629ae0fb05007c7f5e3
--- /dev/null
+++ b/3DBiCar/8201/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "deer",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8205/metadata.json b/3DBiCar/8205/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..cfa08044dae8ee22fe5ed691fb784cbdddfd4ad5
--- /dev/null
+++ b/3DBiCar/8205/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "Human",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8225/metadata.json b/3DBiCar/8225/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..b7843432fc3b95c73eb6c7241d5c2edb346c0b12
--- /dev/null
+++ b/3DBiCar/8225/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "pig",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/823/metadata.json b/3DBiCar/823/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..92ae0347d3ee29f3713f384665ebb675b9073ac7
--- /dev/null
+++ b/3DBiCar/823/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "sheep",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8237/metadata.json b/3DBiCar/8237/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..583c3c6fa8e12d0d1d3f120a33ced93c6139c3a0
--- /dev/null
+++ b/3DBiCar/8237/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "dog",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/8239/metadata.json b/3DBiCar/8239/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..7a7ab10a4a766e66defdbae8b1011648176033e2
--- /dev/null
+++ b/3DBiCar/8239/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "rabit",
+  "style": "hand_drawn",
+  "source": "http://mms0.baidu.com/it/u=4006988245,4083835244&fm=253&app=138&f=JPEG&fmt=auto&q=75?w=320&h=240"
+}
\ No newline at end of file
diff --git a/3DBiCar/8246/metadata.json b/3DBiCar/8246/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..c67457f310a11299c5e92fa0c504653f67e1ed5a
--- /dev/null
+++ b/3DBiCar/8246/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "fox",
+  "style": "render",
+  "source": "None"
+}
\ No newline at end of file
diff --git a/3DBiCar/825/metadata.json b/3DBiCar/825/metadata.json
new file mode 100644
index 0000000000000000000000000000000000000000..89a2bf921a9e30acea74072ddbbdd4e3a583fb9f
--- /dev/null
+++ b/3DBiCar/825/metadata.json
@@ -0,0 +1,5 @@
+{
+  "category": "rabit",
+  "style": "toy",
+  "source": "https://m.media-amazon.com/images/I/51O+fBlVNAL._AC_SL1024_.jpg"
+}
\ No newline at end of file