The "DSJ300-3" platform, which is installed with the first jacking system made in China and owns completely independent intellectual property rights, was launched in Dalian Heavy Industry in March 2014. On July 4, 2014, the "CP300-3" platform was launched by Bohai Sea Equipment Liao River Heavy Industry after the full distance lifting joint commissioning test was successfully completed in the presence of CCS classification society and ship owners. The JYM-J200/54 jacking system applied to these two platforms is independently developed by Guangdong KEEN Machinery Co., Ltd. The whole process of equipment manufacturing and testing are monitored by the expert group from China Classification Society (CCS) and the CCS product certificate was obtained. At the same time, the overall design of JYM-J200/54 jacking system was approved by American Bureau of Shipping (ABS), and the reliability of control system was approved by Det Norske Veritas (DNV).

>