Tungray Technologies Inc announced that Chief Technology Officer Lei Yao tendered his resignation on September 9, 2026. His departure becomes effective October 9, 2026, following personal reasons rather than any operational disagreements. This executive change is material as it involves a key leadership role within the company's technology division. Tungray Technologies Inc operates in the artificial intelligence and computer vision industry, providing visual recognition solutions.

Tungray Technologies disclosed that its subsidiary, Qingdao Tongri Electric Machines Co., Ltd., provided undisclosed guarantees totaling RMB110 million to secure loans for Fudingtai Intelligent Technology Co., Ltd., a company controlled by Chairman and CEO Wanjun Yao. The Audit Committee engaged independent legal counsel on August 15, 2026, to review these arrangements after CCB initiated litigation against Fudingtai due to repayment failures. The guarantees include RMB35 million and RMB50 million obligations to China Construction Bank, a RMB10 million obligation to Weihai Bank secured by land use rights, and a RMB15 million obligation to the Industrial and Commercial Bank of China. The review is in its early stages with no conclusions reached regarding potential material adverse effects on financial condition. Tungray Technologies Inc operates in the technology sector, providing industrial internet solutions.

Qi (Henry) Guo resigned as Chief Financial Officer on August 6, 2026, with the departure effective September 4, 2026. The company stated the resignation was for personal reasons and not due to disagreements regarding operations or policies. Mr. Guo intends to focus on his role at an investment banking firm. Tungray Technologies Inc operates in the technology sector, providing AI-powered solutions for the real estate industry.