Changzhou Hui Heng Vehicle Parts Co., Ltd. is located in Changzhou city and is specialized in manufacturing electric bike parts, such us BLDC motors, lithium batteries, and DIY conversion kits. With an experienced and professional team, we have exported our products to many countries and regions around the world, especially America and Europe. Our products enjoy a good reputation among our customers. We welcome customers, business associations and friends from all parts of the world to ...