Shaoxing Siwell Plastics Engineering and Technology Co., Ltd is located in the state-level hi-tech development zone-Paojiang industrial zone. The company relies on colleges and universities' science and technology, bringing together many experts and technical personnel in this industry, and be committed to squeeze out the maturity and development of plastic industry in our country with all the colleagues. Siwell is professional at design and manufacture of plastic extrusion moulds, special ...   |