... and development centertilize and utlize the most state-of-the-art technology from developed countries in the world, such as Germany, the ... NEMA standard, operating in 50Hz and 60Hz, with power ranging from 3Hp to 300Hp, the 1215,1218,1222,1228,1234 RITZ ... , our products are sold in overseas such as the Middle East,South America, Africa, Asia and western Europe. We also manufacture ...