... centertilize and utlize the most state-of-the-art technology from developed countries in the world, such as Germany, the ... standard, operating in 50Hz and 60Hz, with power ranging from 3Hp to 300Hp, the 1215,1218,1222,1228,1234 RITZ submersible ... improving the technology and production capacity, and develop new models to better serve our customers. submersible motor spare parts from Tianjin China