Silan Microelectronics provides $257.4m guarantee for subsidiary

Hangzhou Silan Microelectronics Co., Ltd. (the company) has provided a routine guarantee of 25,740.00 yuan for its controlled subsidiary, Chengdu Silan Semiconductor Manufacturing Co., Ltd. The actual outstanding guarantee amount as of October 31, 2025, is 20,759.48 yuan. This guarantee is consistent with the approved annual estimated guarantee limit and is intended to meet the subsidiary's operational funding needs and support the company's main business development.

The company's board of directors and shareholders previously approved a resolution in April and June 2025, respectively, to provide routine guarantees for its wholly-owned and controlled subsidiaries whose asset-liability ratio is below 70%, with a total limit not exceeding 2.9 bn yuan. The guarantee is a joint liability and does not include counter-guarantees or involve related parties.

As of the disclosure date, the total approved external guarantees by the company and its controlled subsidiaries amount to 5.1658 bn yuan, representing 42.29% of the company's most recent audited net assets. Specifically, guarantees for controlled subsidiaries totaled 4.2374 bn yuan (34.69% of net assets), and for associated companies like Xiamen Silan Integrated Microelectronics Co., Ltd., 9.284 bn yuan (7.60% of net assets). There are no overdue external guarantees.