Ta Yih Industrial Co., Ltd. manufactures and markets automotive lighting systems and related components as a leading original equipment manufacturer in Taiwan. The company produces a broad range of products including halogen, LED, and HID headlamps, rear combination lamps, front turn signal lamps, fog lamps, decklid lamps, daytime running lights, room lamps, high-mounted stop lamps, and rear finishers for automobiles; front turn signal, head, and rear lamps for motorcycles; search lights and wing tip lights for aerospace applications; railway vehicle lamps; fishing lighting systems; and industrial molds, electrical components, and lighting equipment. Ta Yih Industrial operates primarily in Taiwan with exports to Japan, mainland China, and the United States, serving major automakers such as Toyota, Nissan, Mitsubishi, Mazda, Yamaha, and Aerospace Industrial Development Corporation. Founded in 1964 and headquartered at No. 11, Xinxin Rd., Zhangnan Vil., South Dist., Tainan City, Taiwan, the company listed on the Taiwan Stock Exchange in 1997 under ticker 1521 and maintains a domestic OEM market share of 72 percent; it established Fuzhou Ta Yih Industrial Co., Ltd. in China in 1995 as a subsidiary. Recent developments include receiving the Toyota SSA Advancement Excellent Supplier award and Nissan Quality Excellence Award in 2024, achieving Automotive SPICE Capability Level 2 and ISO 27001 certifications in 2023, obtaining TUV NORD ISO 26262 certification in 2022, and developing exterior lighting systems for AIDC in 2021 while securing AS9100D aerospace certification in 2020.