RoHS
REACH
Alternating Test
Dimensional Rate of Change
Fire Perfommance
Food Grade
ISO9001：2015
ISO14001：2015
ISO45001：2018
Pencil Hardness
Over the years, no matter how the market environment changes and price competition is very fierce, Waysher has still adhered to its original intention of quality. It has cooperated with many leading domestic and international chemical brand company and used the best raw materials to ensure the quality and stability of its products.