ST Yundong announced that its wholly-owned subsidiary Intelligent Equipment Company plans to apply for a credit line of 28 million yuan at the Kunming Daguan Branch of Huaxia Bank due to business development. The company provides them with joint and several liability guarantees. The total guarantee amount does not exceed 28 million yuan. The period is three years from the signing of the contract to the end of the performance period of the principal debt. The “Maximum Guarantee Contract” was signed on December 3, 2025. From January to November 2025, the intelligent equipment company had revenue of 153 million yuan and net profit of 204,200 yuan. After this guarantee, the guarantee amount of the company and its holding subsidiaries was 28 million yuan, accounting for 1.70% of the most recent audited net assets. There were no guarantees such as overdue guarantees.

ST Yundong announced that its wholly-owned subsidiary Intelligent Equipment Company plans to apply for a credit line of 28 million yuan at the Kunming Daguan Branch of Huaxia Bank due to business development. The company provides them with joint and several liability guarantees. The total guarantee amount does not exceed 28 million yuan. The period is three years from the signing of the contract to the end of the performance period of the principal debt. The “Maximum Guarantee Contract” was signed on December 3, 2025. From January to November 2025, the intelligent equipment company had revenue of 153 million yuan and net profit of 204,200 yuan. After this guarantee, the guarantee amount of the company and its holding subsidiaries was 28 million yuan, accounting for 1.70% of the most recent audited net assets. There were no guarantees such as overdue guarantees.