CHANGHONG.CHANGHONG was founded in 1970 and is headquartered in Mianyang, Sichuan Province. Occupying an area of 200 mu, the company employs over 1,300 staff members, including more than 600 R&D and engineering professionals. As a leading enterprise in China's aviation power supply systems sector and recipient of the National Science and Technology Progress Special Award, its products are widely applied in aerospace, rail transit, industrial support, and energy storage fields. Focusing on R&D and innovation in new energy system technologies, the company leverages its core competencies in lithium-ion batteries, nickel-cadmium/nickel-iron batteries, modular power supplies, power systems, and energy storage products to deliver comprehensive power solutions. It is committed to becoming an internationally renowned provider of power system solutions, driving the enterprise toward leapfrog development.