This is an era of leaps and bounds. The construction and development of high-speed railways and subways has comprehensively improved the quality of China's road network, and the regional economy has been further developed in a coordinated manner. various limits of the environment. Quality builds reputation. With excellent product performance and leadership in the field of voltage regulators, our products are accepted and widely used by China Railway, China Railway Construction, China Railway, China Railway Bridge Bureau and other customers. , play our active role.