Vocation News 　Company News ·TVR Phase Failure Relay passed spot test easily ·Bistable Electric 4-way Reversing Valve launched ·TVR series Phase Failure Relay Upgrade ·Phase Faliure Relay CCC and CE Compliant ·Invitation From Shanghai Tech Exhibition Fair ·ISO9001-2000 Approval ·MCX Controller Upgrade Completed All1/1Page Shanghai Goldair Electric System Co.,Ltd　Copyright ICP NO.[05033615]