Jie crown ultrasonic (Shanghai) branch was established, for the Shanghai and the surrounding new and old customers to provide more convenient and more direct service. With the continuous development of the company, the company has set up branches in Guangzhou, Qingdao, Zhongshan, Shanghai, to provide more quality services to new and old customers in different regions. Adhere to the "technology as the root, quality for the" active in establishing a brand image, so that the "hero crown" become a well-known brand.