River chemical shares: Securities abbreviation will be changed to Zhongzhe refined chemical from May 28th.

Hechi Chemical Co., Ltd. announced that the company had previously disclosed its intention to change its company name and securities abbreviation. Recently, the company has completed the business registration changes, with the company name changed from "Guangxi Hechi Chemical Co., Ltd." to "Guangxi Zhongzhe Fine Chemical Technology Co., Ltd.", and the securities abbreviation changed from "Hechi Chemical" to "Zhongzhe Fine Chemical", effective from May 28, 2026. The securities code "000953" remains unchanged.