Powtran technology(Dalian Powtran Technology Co.,Ltd.)is a high-tech Enterprise integrating the research and development, production, logistics and service of the motor control intelligent products and complete sets. In 1984, Toshiba inveter technology was introduced by Dalian electric motor manufacturer approved by the The National Economic commission, and became the first one in frequency inverter industry in China.In the year of 1994,Powtran inverter began to test and sell in domestic market,In the year of 2001,Dalian Powtran Technology Co.,Ltd established.