Hongli Electric Co., Ltd. has been a professional manufacturer of contactors, AC contactors, DP contactors, light contactors, magnetic contactors, power relays, potential relays, switching relays and transformers, disconnect boxes, enclosure boxes, whips, and Master Distributor of HVAC-R products in China. Over 200 kinds of main products as above are approved by UL, CSA, VDE, TUV, CCC, CE, and RoHS. With abundant experiences and excellent reputation over the past 22 years