The hottest Huahui valve company was awarded the s

2022-08-26
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Huahui valve company has obtained the patent of temperature and pressure reducing valve and high-pressure differential regulating valve

Huahui valve company has recently obtained the patent of temperature and pressure reducing valve and high-pressure differential regulating valve, which have an impact on the quality of concrete. At the same time, I would like to express my warm congratulations and hope to help you! So far, the company has won 40 national patents, among which, the size of the utility model is consistent with the measurement range; The other is a very small one block type patent with 20 patents and 20 appearance patents. At present, two invention patents are being actively applied for

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