docs: add industry and value-chain research template

Cai

2026-08-24 156ea25b402479f0abc54c558bbf87f9eaaa0422

1
2
3
4
5
SELECT ordinal_position, column_name, data_type, column_type, is_nullable, column_key
FROM information_schema.columns
WHERE table_schema = 'trading_xuntou'
  AND table_name = 'cn_stock_kline_1d_front'
ORDER BY ordinal_position;