{
  "pipeline_id": "octoparse-temu-pricing-v2",
  "pipeline_version": "2.0.0",
  "data_provider": "Octoparse Managed Data Service",
  "data_provider_url": "https://www.octoparse.com/managed-data-service",
  "data_nature": "real",

  "collection": {
    "platform": "Temu (m.temu.com)",
    "vertical": "E-commerce — General Merchandise",
    "collection_method": "Managed cloud pipeline — rotating residential proxies, TLS fingerprint randomization, Akamai challenge bypass, dynamic DOM extraction",
    "anti_bot_systems_bypassed": [
      "Akamai Bot Manager (TLS/JA3 fingerprinting)",
      "Temu device fingerprinting",
      "Dynamic price rendering (JavaScript-rendered DOM)",
      "Signed CDN image URL rotation"
    ],
    "products_scraped": 85,
    "skus_scraped": 382,
    "avg_skus_per_product": 4.5,
    "price_range_usd": { "min": 2.14, "max": 219.72 }
  },

  "pricing_signals": {
    "skus_with_original_price": 120,
    "skus_with_original_price_pct": 0.314,
    "avg_discount_pct": 0.2948,
    "max_discount_pct": 0.8189,
    "note": "sku_original_price is only shown by Temu when a strikethrough price is actively displayed. Absence of original_price does not mean no discount — it means Temu is not surfacing the comparison price at this moment."
  },

  "processing": {
    "columns_dropped": [
      "shipping_fee (100% null)",
      "logistics_info (100% null)",
      "source_file (internal pipeline metadata)"
    ],
    "stub_rows_dropped": 3,
    "stub_row_reason": "Rows with null sku_id had no usable SKU-level data",
    "derived_fields_added": ["discount_pct"],
    "schema_normalization": "Flat table split into products.parquet (SPU-level) + skus.parquet (SKU-level), joined on spu_id",
    "id_typing": "spu_id and sku_id cast to string to prevent int64 overflow in downstream systems",
    "output_format": "Apache Parquet (Snappy compression)"
  },

  "quality_notes": {
    "sale_attr_sparsity": "sale_attr_* columns are mutually exclusive — each SKU uses at most 1-2 of the 7 attribute columns. Use sale_property_summary for a consolidated view.",
    "goods_property_summary_variability": "~178 unique property keys across 85 products. Key naming inconsistent (e.g. 'Season' vs 'Seasoon'). Parse with tolerance for typos.",
    "price_snapshot": "All prices are point-in-time snapshots. Temu prices update frequently (promotions, flash sales, algorithm-driven dynamic pricing)."
  },

  "enterprise_pipeline_note": "For production-scale Temu monitoring (hourly price capture, 10K+ SKUs, multi-category, delivery to Snowflake/S3), contact: https://www.octoparse.com/managed-data-service"
}