INSPRICO HAS STRICT QUALITY CONTROL PROCEDURE ,WE INSPECT EVERY BAG TO MAKE SURE ALL OF THE BAGS WILL BE GOOD TO USE .WE ARE FOLLOWING FSSC22000 SYSTEM. ALL OF THE MATERIAL CAN BE TRACE BACK . WE HAVE ALL OF THE NECESSARY TEST MACHINE , LIKE DROP TEST MACHINE ,TENSILSTREGNTH TEST MACHINE,AND HIGH COF TEST MACHINE .