ShanghaiKeHan industrial Co., Ltd .we are established at 2005 , Our company is a high technology enterprise special-sized in manufacture of rainbow€ surge protective device .Having passed the certification of ISO9001:2000 and ISO14001:2004 quality and environment management system on 1st sep 2008 , Shanghai Kehan industry Co., Ltd become a full member of china reproducible energy research association , which indicates that the rainbow surge protective device now marching toward the domestic and foreign market .Shanghai Kehan industry Co., Ltd has set up close relation ship with other enterprise in communication electric and water treatment industry , as a result , it has won favorable comment and recognition of customers by virtue of the reliable quality , reasonable price and perfect service .Shanghai Kehan Industry Co., ltd is now going through the UL certification , meanwhile it is conducing the research and manufactory to meet the special needs of some enterprise .Founded on the motto of Human technology , Shanghai kehan Industry Co., Ltd has attracted a team of best talent people specialized in research , manufactory and service , it is our conviction that honest and pragmatic is our service theme , good quality and high demand is our only code .