... ,ISO9001,IOS14001 4.OEM About the products Material rubber and metal Certification ISO/TS16949 ISO14001 ISO9001 UL ... -frication property, high elasticity, About our companyNingbo Suopu Rubber Plastic Co., Ltd is established in 1990,, covers an ... spring, auto rubber bushing, household appliance fittings,electrical machinery fittings,rubber accessories,silica get products and other rubber products. 5. ...