- Zhejiang Lianzhan Electronic Co., Ltd.
- RCA Jack,6.35 phone jack,xlr (ct) connector,USB jack,DC power jack,CK-6.35 Phone jack, XLR (CT) Connector, Audio combo HP (Speakon) Jacks, Pin WP Push terminal board, Uni-direction push button switch, Power Rocker Switchs, CKX-3.5 USB, AC jacks, ,, DC BNC connectors, IF radio-frequency DIN socket ....
- Address:Hongqiao, Yueqing, Zhejiang Province
- Sao Paulo Electronic
- ower switch, av pin jack, rca jack, crt socket, proximity switch, pu tube.
- Address:malujiao, Wenzhou, Zhejiang, China