丹化科技(600844.SH)8月7日起证券简称变更为“金煤科技”

Group 1 - The company, Danhua Technology, will change its A-share stock name from "Danhua Technology" to "Jinmei Technology" starting from August 7, 2025 [1] - The B-share stock name will also change from "Danko B Share" to "Jinmei B Share" on the same date [1] - The stock codes for both A and B shares will remain unchanged [1]