... Bleeding; Product Introduction-Product Name:110 CM PVC Gym Ball -Produt Material :It is madeup of very comfortable elastic ... Sports Industial Co., Ltd is manufacturer of Gym Ball in China-We are located in XinDian Town , Rudong County , Nantong City , ... , containing Makteing , Sales , Purchase , Warehouse ,Financial , workers in workshop , QC , Logistics-ISO Certificate-We have independent samples room ...