www.servernn.cn-国产香蕉久久精品综合网,国产精品天干天干在线观看,国产午夜免费入口,国产精品女同一区二

      On May 31, 2019, Jinzong Enterprise obtained the Class D First Class Pressure Vessel (D1) & the second class low and medium pressure vessel (D2) special equipment manufacturing license issued by the State Quality Supervision and Inspection Administration; the Certificate (certificate number: TS2244321-2023).The license prove that Jinzong Enterprise has strong manufacturing strength. At present, only a few companies have obtained the license in this industry.

The D1 and D2 pressure vessel special equipment manufacturing licenses are the most advanced licenses in the pressure vessel manufacturing industry in China. Jinzong Enterprise obtained the licenses, which is a milestone in the company's development history.

While harvesting joy, our company will look forward to the future, Jinzong Enterprise will adhere to innovation, strengthen research and development of products, and with perfect service as the fulcrum of marketing; to create new markets by product differentiation and service individualization.

Thanks to the friends and customers who have supported and trusted Jinzong Enterprise in last 20 years!