Xiamen Xinsenhai Electronics Co., Ltd. (hereinafter referred to as STH) is a Sino-foreign joint venture. Since its establishment in 2000, STH has been focusing on the design and production of switching power chargers, adapters, power boards, and on-board power supplies. With the rapid development of global information and data technology and markets in recent years, STH seized the opportunity and established long-term strategic partnerships with many well-known domestic and foreign customers, and continuously applied the latest technologies and products in the industry to the fastest speed. Customers in all industries.