Certificate No. : 7175887, Patent No. : ZL 2017 2 1131942.9

In 2017, Lianhong improved its technology and developed a new type of reaction pressure vessel again. In April 2018, Its obtained the Patent Certificate issued by the StateIntellectual Property office of the People's Republic of China.

Certificate No. : 7175887, Patent No. : ZL 2017 2 1131942.9