Brand Name:yongkang Place of origin: china Company details. Cangzhou Yongkang medical devices Co.,Ltd is professional medical products manufacturer. It is located in NO.1 Yongkang Road,Daguanting Industry Zone,Cangzhou City,Hebei Province,China ,Our company is not far from Tianjin and Huanghua ports The factory covers a floor space of 24600m2. Our products are single-used vacuum blood tube , ...