Nantong Rainbow Heavy Machineries Co. Ltd supplies high quality products in the fields of lifting, mine, port and marine equipment for worldwide markets. To further its strategy to be an excellent enterprise worldwide, RHM cooperates with world-famous corporations like Cargotec, Sandvik, ECL etc. With rich experience of heavy machine fabrication, design, research, production, assembly and commissioning, RHM is one of the largest and highest efficiency manufacturing bases in the world.

With powerful capital capacity and resources sharing, RHM has established GENMA, its brand for lifting cranes and equipment, and set up the RHM R&D centre which engages in design and research for various equipment such as industrial cranes, metallurgic cranes, harbour machinery, shipping cranes, offshore cranes, and bulk materials handling machinery etc. The RHM Engineering Research Center was also named as the “Jiangsu Province Special Lifting Equipment Engineering Research Center” by Jiangsu Provincial Science and Technology Department and Jiangsu Provincial Finance Department in 2009. The center’s aim is to overcome technical difficulties and upgrade industrial technology innovation.

The GENMA crane brand has set up the concept of “4S movable shop” with its own characteristics (Specialty, Standard, shortcut, Shortcut) and established the “GENMA Red Service Express” engineering services team. With professional technical ability and orderly and outstanding management capability, we provide customers with competitive quality products and provide service to a professional and systematic standard.