一区二区久久精品66国产精品_女人和公牛一级毛片_亚洲日韩视频在线_精品欧洲无码AV一区……_电车美人强奷系列在线播放BD_EEUSS影院免费最电影_日本第一福利片在线观看中文_亚洲导航深夜福利_国产综合专区国自产_日本捏胸吃奶视频免费

Shaoxing Siwell Plastics Engineering & 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 plastic machinery, with all-round to carry out the research and development, production and processing, marketing and socialization of technology transfer and other supporting services. Siwell adopts today's advanced and mature extrusion design concept in development and manufacture of various kinds of plastic extrusion moulds, and actively ally foreign experts together to discuss and try more front end design thought.