Yueqing City Jampu Power Equipment Co., Ltd. is one of the earliest enterprises that study and manufacture insulation piercing connectors in China. We absorb the advanced technology from France and the other countries in Europe. We manufacture "JM" series IPC based on European standards (NFC33020-1998, NFC33003-1998, NFC33004-1998, and NEMA C119.4-2004) and Chinese standards (GB13140.4-1998, GB/T2317.3-2000 and DL/T765.3-2004). We obtained the manufacturing license of state industry products (the certificate No. is XK04-001-00152). We passed the evaluation of ISO9001:2000 quality system certification. We got CE certification. Our products have passed many different type of authoritative test from Nanjing Quality Inspection Testing Center of Electric Industry and Tianjing Products Quality Supervision and Inspection Institute. We have the ability of studying IPC technology independently, testing IPC parameters and controlling quality. The materials that we adopt are from Germany. "Excellent materials, excellent quality"! "JM" series IPC have excellent performance such as good electric conductivity, leak tightness, ultraviolet radiation, and heat resistance (-40 to +55). All the performances result exceeded the Europe standard requirements after 5 months' testing in Europe state lab. Jampu advocates environmental protection. Our fireproof materials pass RoHS test. Jampu thinks environmental protection is the duty of every enterprise around the world.