亚洲情色快播,性做久久久久久久免费看,92人妻国产一区二区三区,国产精品人妻无码久久久,少妇P毛又多又黑A片免费,亚洲精品久久无码午夜一区二区,好深快点用力别停,欧美搔妇久久久久久岬奈奈美,欧美激惰片

International standard workshop on bolted bonnet Steel Gate Valves for Industrial Valves was held in Yongjia, Zhejiang province

Column:INDUSTRY NEWS Time:2020-07-31
On the morning of July 29, ISO 6002 International Standard Seminar on Industrial Valve Bolted Bonnet Steel Gate Valves was held in Yongjia, Zhejiang Province, the home of pumping valves in China.

On the morning of July 29, ISO 6002 International Standard Seminar on Industrial Valve Bolted Bonnet Steel Gate Valves was held in Yongjia, Zhejiang Province, the home of pumping valves in China.The participants had a full and enthusiastic discussion on the draft DIS international standard, combining the opinions and suggestions from international standardization experts such as UK and Japan.

國際標準研討會1.jpg

The meeting was attended by leading experts from Hefei Institute of General Machinery, Wenzhou Institute of System Process Equipment Science, Yongjia County Credit Bureau, Yongjia County Municipal Supervision Bureau, Zhejiang Pump and Valve Industry Association and Zhejiang Valve Standard Technology Committee.

Yongjia Pump Valve Enterprises have actively participated in various standardization activities in recent years. According to incomplete statistics, Yongjia Pump Valve Enterprises have accumulated 57 national standards, 106 industrial standards, 2 local standards and 10 group standards of Zhejiang Manufacturing.This participation in the revision of international standard is another significant breakthrough in the field of international standardization activities for Yongjia and even China's valve enterprises. It will comprehensively enhance the technical strength image of Yongjia special pump valve industry area, promote the internationalization of Chinese valve products and national standards, and support the implementation of the major national strategy of "one belt and one road".