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News

Lishui Ouyi Valve has evolved to meet the growing customer demands and maintaining high quality standards, competitive pricing and dedicated after service.

news
13 October, 2022

What factors affect the use of fully welded ball valves?

As we all know, ball valves are widely used in chemical, petroleum, metallurgy and other fields, and the inner wall of the popular all-welded ball valve is extremely smooth...

news
13 October, 2022

Oil safety storage is more important than Mount Tai, and high-quality...

The safety of oil storage and transportation has always been an important topic of concern in the oil industry. In order to ensure the safety of oil storage and transportation...