Sunnyjonit devotes to the research and marketing of the rubber chemicals. The main products are rubber accelerators, rubber antioxidants and vulcanising agents. These products are usually used in the manufacture of rubber tires, rubber shoes, rubber belts, conveyer belts exc. We have passed the ISO9001 international quality system certification. Sunnyjoint is efford to provide high-quality products to our customers. If you are interested, please feel free to contact us.