Nalika wearmasks, yencuping kuping are too long or too short, we need to improve the cuping kuping. If you wear it by yourself, the earhook is too long and stick to the long part with tape; or tie a knot on the cuping kuping; pay attention to the size when buying, and choose the right size. What if cuping kuping are purchased in large quantities? How to judge the quality of cuping kuping in large quantities?
Sampling and testing: After purchasing in large quantities, the first thing to do is to test the cuping kuping, elasticity, material, report testing, etc., don't wait for the problem when you get on the machine;
Priksa manawa pabrike ngirim conto menyang sampeyan, lan nampa barang miturut kualitas conto;
Mlebu kontrak karo pabrikan kanggo menehi hasil karo tindak lanjut saka kualitas substandard;
Be sure to choose cuping kuping with good elasticity.Because of the epidemic situation, masks are worn for a long time, and the elasticity of cuping kuping is very important.The cuping kuping choose materials with a ratio of spandex and nylon.After continuous research and development and testing, the ratio has reached the highest suitable elasticity.