In our daily work, we often receive inquiries from customers regarding the testing standards and methods applied to the valves we were produced
Here we zhengfeng valve explain to you some common units and frequently used terms that may be involved when using gas detectors
In our daily work,a lot of clients asking for application of cryogenic valve
Dragon Boat festival on May day, warm greetings from all of us at ZHEJIANG ZHENGFENG VALVE CO.,LTD.
We ZJZFV visited the 20th Wenzhou International Pump & Valve Exhibition
© 2021 Zhejiang Zhengfeng Valve Co., Ltd.