RISUN EXPANSE CORP is a DC brushless motor technology company specializing in the development and integration of the three major fields of "mechanical, magnetic, electronic". It not only developed the first high-performance voice coil brushless motor for domestic innovation, but also won many international patents related to micro DC brushless motor. We provide ODM/OEM services for different industries.

Our company upholds the principles of being professional, responsible and always updated. We follow the "Quality First, Customer First" principle to serve our customers. We integrate our expertise in the fields of "mechanical," "electrical," and "electronic" to develop micro-motor products that are "energy-efficient," "environmentally friendly," and "human-factors engineering”. We are expanding our modular production capacity to meet the market's two visionary goals: to be the world’s leading supplier of miniature DC brushless motors with innovative capabilities, market share and interest rates, and to provide comprehensive solutions that are energy efficient, carbon saving, green and ergonomic for the environment.