we have our own laboratory room and test machine. such as computer servo tensile tester, vertical type freezing tester, abrasion resistance tester DIN, crock meter/toplift abrasion tester. To ensure the quality of the shoes, all material before production need to pass the test of our company or customers’ requirement. The test included upper tensile strength, zipper strength, puller attachment, slider locking, cross wise of chain retention, foxing durability, heel attaching strength, cold flexing, cementation, tear strength, specific gravity, color fastness and so on. During production, our QC team will take the production shoes in random to our lab, we will make the sole bond strength test. we ensure all the shoes to our customer is the high quality and good selling, we offer the first-rate quality to our customer. so we can make multi-benefit.