Ningbo city Beilun District Xiapu Sirui mold machinery factory was founded in 1998, the new plant covers an area of more than 3000 square, is located in Zhejiang city of Ningbo province Beilun Xiapu Industrial Zone, is mainly engaged in silicone rubber parts, custom seals, silicone rubber processing, mold processing, mold development and other professional production, is the first batch of professional R & D and production of high temperature resistant silicone rubber the factory covers plug