RONGTA TECH (09881) announced that Ms. Guo Yanting has resigned from her positions as (i) joint company secretary of the Company; (ii) authorized representative; and (iii) agent for service of process, effective from August 25, 2025. Following Ms. Guo's resignation, the Board of Directors is pleased to announce that Ms. Lai Haoen has been appointed as the Company's joint company secretary, authorized representative and agent for service of process, effective from August 25, 2025.