精品久久久久久亚洲综合网,吃奶呻吟打开双腿做受动态图,亚洲色精品三区二区一区,久久精品国产一区二区三区不卡,无码AV免费永久免费永久专区,亚欧AV无码乱码在线观看性色,特别精品毛片免费观看,午夜精品久久久内射近拍高清,黄A无码片内射无码视频,国产乱子伦农村叉叉叉

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!