日韩女同I国产学生妹I波多野结衣视频网址I亚洲精品久久久久久国I精品在线视频I久久美女avI性中国freexxxmoviesIeeuss一区二区I久久视频一区二区I中文字幕乱码视频I中文字幕网站视频在线I伊人77I亚洲欧美日本一区二区三区I亚洲AV第二区国产精品I国产精品野外久久久I欧美大色一区I蜜臀aviI99er在线视频

Wenzhou Shangshang Metal Products Co., Ltd. is located in the Longwan central industrial zone Wenzhou City, Zhejiang Province, two kilometers away from Wenzhou airport and convenient transportation. Is a professional production of various types of head, flange and metal products, key enterprises, stainless steel head products are widely used in pharmaceutical products, beer, food, chemical, petroleum, metallurgy, biotechnology, water treatment and other fields.

       The company has strong technical force, advanced production technology, improve the quality inspection and good after-sales service, reliable business reputation, and many domestic customers around the world provide a solid foundation for cooperation. Main products: all types of flange sizes from DN15-5000MM; Ф25-Ф6000 various elliptical head, ball, butterfly, no straight-edge-shaped, tapered, flat head, U-ring, expansion joints and other head and non-standard products according to customer requirements. Products sold throughout the country and exported to Europe, Korea, Japan, and the Middle East, the product has been well received by the majority of users trust and praise.

       Companies adhere to the "quality first, customer first, good faith" approach to business. We sincerely welcome new and old customers letter calls ordering, let us work together to create brilliant tomorrow!