The main products of the changsha consortium pump industry include the series of self-balancing multi-grade pumps, multi-grade pumps for mines, boilers for pumps, certified as the national mineral product safety sign, the cad\cae design system and new product research and development centre, technical cooperation with universities such as tsinghua university and china university of technology, and a 7,000 cubic metre test pool and a large test base for 1600 kw testing power。