Tianchang Tianyi Electronic Technology Co., Ltd. is an enterprise specializing in the production and sale of various DC motors and AC motor drivers. The company mainly produces all kinds of DC brush and brushless motor drivers, AC motor drivers, permanent magnet synchronous motor drivers, switched reluctance motor drivers, speed regulators and DC stepping motor drivers. The production is mainly distributed in the fields of industrial speed regulation and industrial servo of electric vehicles, electric bicycles, electric tricycles and electric sightseeing bus. The company can carry out special R&D and production for customers according to the product functions specified by customers.