Fasteners are basic mechanical parts, perennial species, its quality has been criticized for the lack of stability, many enterprises, a screw is often caused by major accidents, so the quality of its products is particularly important. Recently, Anhui Province Bureau of quality and technical supervision of the products of the provincial supervision, inspection of the 12 samples, 7 production companies are qualified, qualified sampling rate of 100%.

　　Selection Guide

　　1, see appearance. The fastener product safety, coupled with the market some high imitation products more, consumers with the naked eye can not distinguish the authenticity, so consumers in the best replacement, try to avoid buying in a small facade and other informal places.

　　2, choose the brand. Choose the user in the purchase of large scale enterprises, brand production enterprise products.

　　3, realize scale. Different types of fastener products will have great differences, the user must recognize the product label on product level at the time of purchase. Different grades can not be replaced.