2023-05
This exhibition will be held from May 12th to 14th this year at the Zibo Convention and Exhibition Center. The theme of the conference is "green,
2023-05
At present, the domestic steel market will exhibit a pattern of "slight decline in supply, insufficient release on demand, and significant downward shif…
2023-03
Chinas continental shale oil exploration and development has made important progress in many fields, but it still faces multiple challenges and needs further…
2023-03
On March 7, 2023, the 11th China (Shanghai) International Fluid Machinery Exhibition hosted by China General Machinery Industry Association (hereinafter refe…
2023-03
Hard seal butterfly valve means that both sides of the sealing pair are metal materials or harder other materials, which are called "hard seals". T…