docs: organize stock valuation artifacts and guide

Cai

2026-08-04 da730108a672e1daf25fdcce9fd74887e3fd65c3

1
{"success":true,"result":{"data":[{"REPORT_DATE":"2025-12-31","NOTICE_DATE":"2026-04-17","TOTALOPERATEREVE":404622960.22,"PARENTNETPROFIT":117109847.25,"KCFJCXSYJLR":103336666.71}]}}