久久久久久久99精品国产片,免费精品无码AV片在线观看,性欧美丰满熟妇xxxx性久久久,无码AV波多野结衣久久

Completed the company’s renovation and expansion project; built three production bases with an annual output of more than 50,000 sets of control valves, an annual output of 5,000 tons of resin sand castings and an annual output of 1,500 tons of all-silica sol castings.

The company carried out the theme activity of “promoting the spirit of craftsmen and building the Yongsheng brand” for internal management and promotion

Zhejiang Yongsheng Co., Ltd. successfully listed the new three board

Company participated in the review and draw up the GB/T213 (National Control Valve Standard).

R&D center founded—— Hangzhou Yongsheng Co.,Ltd.

The company was named “Top Ten Social Responsibility Construction Unit” in Fuyang City

The brand of “Yongsheng” has been awarded as the famous trademark of Zhejiang Province.

Company has been awarded as “The national key support high-tech enterprises”.

The company was named “Zhejiang Key Growth Enterprise”

Company’s products control valve, ball valve, gate valve and butterfly valve have obtained Class A, Class B special equipment manufacturing license

Company becomes the qualified supplier of Sinopec & CNPC

Company relocated in the new factory which in the FuyangLushan industrial park.

FuyangYongsheng Instrument Co., Ltd founded.