... BS,we also can provide material certificate,test report for the goods,and we ... also accept Third Part Test……………………………………………………………………………………………………….........Main Products:Wood screw,Drywall screw, ... and reorganize the advantage resources, “One-Stop”Service,Competitive price,Hight quality,Good Service. ... You can arrange Third-part inspection company to test products4. We will deliver the goods as ...