Profile: Yuanda Chemicals Co., Ltd. is a supplier of dimeric acids. We also specialize in manufacturing polyamide resins. Dimeric acid is an important chemical intermediate. It can be used as lubricant, lubricant auxiliary, and PVC plasticizer. Polyamide resin is widely used in machinery, automobiles, electronics, electric machines, aviation, spaceflight, building, printing, shipping, coating, and other such industries.