ST Xinghua (002109.SZ) subsidiary Yushen Energy Chemical completed its annual maintenance plan and resumed operation.

Wisdom Finance APP News, ST Xinghua (002109.SZ) announced that its controlling subsidiary, Shaanxi Yanchang Yushen Energy Chemical Co., Ltd. (referred to as Yushen Energy Chemical), conducted routine maintenance on June 2, 2026 in order to ensure the safe and stable operation of the production facilities in the future, with an expected duration of 35 days. During the maintenance period, Yushen Energy Chemical replaced the catalyst of the ethanol carbonylation unit and conducted defect correction and improvement on other facilities to enhance the performance and operational quality of all facilities, ensuring safe, stable, long-term, full-scale, and optimal operation of the facilities. As of the disclosure date of this announcement, Yushen Energy Chemical has completed all maintenance plans and resumed full production operation on June 29, entering a stable operation state.