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name: inventory-manager description: E-commerce inventory management for Taobao, Douyin, and other platforms. Use when tracking stock levels, syncing inventory across stores, managing suppliers, or automating reorder alerts. Supports multi-store sync and sales forecasting.

Inventory Manager

Overview

Professional inventory management skill for e-commerce sellers. Track stock levels, sync across multiple stores (Taobao, Douyin), manage suppliers, and automate reordering.

Features

• Multi-store inventory sync
• Stock level tracking
• Low stock alerts
• Supplier management
• Sales forecasting
• Purchase order generation
• Barcode/QR code support

Quick Start

Check Stock Levels

python scripts/check_stock.py \
  --stores taobao,douyin \
  --output stock_report.csv

Sync Inventory

python scripts/sync_inventory.py \
  --source taobao \
  --target douyin \
  --sync-all

Set Low Stock Alerts

python scripts/stock_alerts.py \
  --threshold 10 \
  --notify email,wechat

Scripts

check_stock.py

Check current stock levels across stores.

Arguments:

• --stores - Comma-separated store names
• --output - Output file (CSV/Excel)
• --format - Output format

sync_inventory.py

Sync inventory between stores.

Arguments:

• --source - Source store
• --target - Target store(s)
• --sync-all - Sync all products
• --sku - Sync specific SKU

stock_alerts.py

Monitor and alert on low stock.

Arguments:

• --threshold - Low stock threshold
• --notify - Notification channels
• --check-interval - Check frequency (minutes)

generate_po.py

Generate purchase orders for suppliers.

Arguments:

• --supplier - Supplier name
• --items - Items to order
• --output - PO file

Multi-Store Sync

Taobao ↔ Douyin Sync

# Sync from Taobao to Douyin
python scripts/sync_inventory.py \
  --source taobao \
  --target douyin \
  --conflict-resolution source_wins

# Two-way sync
python scripts/sync_inventory.py \
  --source taobao \
  --target douyin \
  --sync-mode bidirectional

Stock Level Rules

• Source wins: Source store quantities override target
• Target wins: Keep existing target quantities
• Max: Use maximum of both
• Min: Use minimum of both (safest)

Low Stock Alerts

Alert Configuration

{
  "alerts": {
    "critical": {"threshold": 5, "action": "immediate_reorder"},
    "low": {"threshold": 10, "action": "send_alert"},
    "medium": {"threshold": 20, "action": "log_only"}
  },
  "notifications": {
    "email": "your@email.com",
    "wechat": "your_wechat_id"
  }
}

Alert Actions

• Email notification: Send alert email
• WeChat message: Send WeChat notification
• Auto reorder: Generate purchase order
• Pause listing: Hide product from store

Supplier Management

Supplier Database

supplier_id,name,contact,email,lead_time_days,min_order
SUP001,Factory A,John, john@factory.com,7,100
SUP002,Factory B,Jane, jane@factory.com,14,50

Purchase Order Generation

python scripts/generate_po.py \
  --supplier SUP001 \
  --items "SKU001:50,SKU002:100" \
  --output po_20260307.xlsx

Sales Forecasting

Forecast Next Month

python scripts/forecast_sales.py \
  --history sales_history.csv \
  --months 1 \
  --output forecast.csv

Forecast Methods

• Moving average: Simple average of recent sales
• Weighted average: Recent sales weighted higher
• Trend analysis: Linear regression on historical data
• Seasonal: Account for seasonal patterns

Reports

Daily Stock Report

• Current stock levels
• Today's sales
• Stock changes
• Alerts triggered

Weekly Summary

• Week-over-week changes
• Top selling products
• Slow moving items
• Reorder recommendations

Monthly Analytics

• Monthly sales trends
• Inventory turnover
• Stock value
• Supplier performance

Best Practices

1. Sync frequently - At least hourly during business hours
2. Set buffer stock - Don't wait until zero to reorder
3. Track lead times - Know how long suppliers take
4. Monitor trends - Adjust stock based on sales patterns
5. Audit regularly - Physical count vs system count

Integration

Taobao Store

• API integration for real-time stock
• Order webhook for automatic deduction
• Product mapping by SKU

Douyin Store

• API integration for stock updates
• Live sales tracking
• Warehouse sync

Troubleshooting

• Sync conflicts: Review conflict resolution settings
• Stock mismatch: Run physical audit
• API errors: Check API credentials and rate limits
• Missing products: Verify SKU mapping