尊龙凯时

On August 26, 2020, the annual International Chemical Equipment Conference -- CTEF 2020 12th Shanghai International Chemical Technology And Equipment Exhibition opened in Shanghai New International Expo Center.

Ring on August 13, the 21st China fair in Shanghai new international expo center grand opening, the exhibition area of 150000 square meters, are collected 24 countries and regions of the world's 1851 environmental protection enterprises

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 National Energy Administration recently issued the guidelines for Energy Work in 2020 (hereinafter referred to as the Guidelines)

Domestic valve VS inlet valve, how would you choose?

Nowadays, the valve market is mixed with each other. Illegal vendors make profits by counterfeiting and refurbishing valves

Coal, oil, natural gas and other fossil energy sources are the main energy consumption bodies in today's society.

Why should the cut-off valve go low?

According to the National Standard Information Public Service Platform, five national standards were abolished on March 7, 2020

According to incomplete statistics, the number of enterprises lacking smelting workers, molding workers, engineers,quality control and management personnel in China's foundry industry is about 58%, 20%, 50%, 34%...

Shanghai quality inspection institute hosted a seminar on valve flow resistance index and energy efficiency evaluation standard

The announcement of the state administration of market supervision on the requirement that explosion-proof electrical products should be changed from production license to compulsory product certification management

Principle of ultraviolet aging test box and matters needing attention

Yongjia county convened the valve industry international market development symposium