ST Tian Sheng provides joint liability guarantee for subsidiary's loan of 10 million

On August 26, 2025, the 13th meeting of the 6th Board of Directors of ST Tian Sheng approved the provision of guarantees for its wholly-owned subsidiary Hubei Tian Sheng to apply for credit from the bank. Recently, Hubei Tian Sheng signed a 10 million yuan "Working Capital Loan Contract" with Yunxian Rural Commercial Bank, using its own factory as collateral and pledging invention patents. ST Tian Sheng provided joint liability guarantee for this loan and signed a "Guarantee Contract." The guarantee scope includes principal, interest, etc., and the guarantee period is three years from the day after the main contract loan term expires. Hubei Tian Sheng is not a dishonest judgment debtor, and as of June 30, 2025, its total assets amounted to 224.9254 million yuan. As of the announcement date, the total balance of external guarantees provided by the company and its holding subsidiaries is 131.3034 million yuan, with no overdue or litigation-related guarantees