docs: add industry and value-chain research template

Cai

2026-08-24 156ea25b402479f0abc54c558bbf87f9eaaa0422

1
{"success":true,"result":{"data":[{"SECURITY_CODE":"001270","REPORT_DATE":"2026-08-01","RATING_ORG_NUM":4,"YEAR1":2026,"YEAR1_NET_PROFIT":170666666.67}]}}