ST Changyuan: Providing a total of 881 million yuan in guarantees for subsidiary companies.

ST Changyuan announcement: the company's wholly-owned subsidiary, Changyuan Shenrui Jibao Automation Co., Ltd. and Changyuan Electric Power Technology Co., Ltd. have applied for credit lines of 841 million yuan and 20 million yuan from banks respectively. The company provides joint and several liability guarantees for the credit application of Changyuan Shenrui, and provides land and buildings located in Changyuan Advanced Materials Port Engineering Technology Center on Gaoxin Middle 1st Road, Nanshan District, Shenzhen as collateral for the mortgage guarantee. Changyuan Gongchuang Power Safety Technology Co., Ltd. has applied for a credit line of 20 million yuan from the Shenzhen branch of Beijing Bank, with the company providing joint and several liability guarantees. As of the announcement date, the company and its controlling subsidiaries have total external guarantees of 6.226 billion yuan, accounting for 152.38% of the company's most recent audited net assets.