Shandong Companion Electronic Technology Co., Ltd. is a company specializing in the production and processing of electric neck protector, knee protector, waist protector, shoulder shield, thermal protector, postpartum corset belt, girdle, sporting goods protective protector and other products, with complete, scientific quality management system. The integrity, strength and product quality of Shandong tongpani Electronic Technology Co., Ltd. have been recognized by the industry. Welcome friends from all walks of life to visit, guide and negotiate business.