Jiangsu Rainbow Heavy Industries Co., Ltd. 

RHI recently won a Certificate of Invention Patent-One Manufacturing Technique for the Hatch Cover Erection Port of 3600TEU Container Vessels, which marked another technical breakthrough of RHI in the hatch cover field of the container vessel. 

Till now, RHI has 459 authorized patents comprising 92 invention patents, 396 utility models, and 5 design patents. Winning this new patent further increased the core competitive edge of our company and offered a reliable and robust technological support to our future market expansion at home and abroad.