ADAM TECH
ALPSALPINE
APEM
Banner engineering corporation
Bulgin
C&k
C3controls
Carling Technologies
Cha
CIKI
CITIZEN
Cw industries
D-SWITCH
Dailywell
DEALON
DEFOND
E-switch
Eao
G-Switch
GANGYUAN
Grayhill
HanElectricity
Hanguo Hanrong
hanxia
HONGJU
HOOYA
IDEC
Judco
Kailh
Knitter-switch
Legion
LINROSE ELECTRONICS
Logiswitch
Lumex
Moujen
NIDEC
Nkk switches
NTE ELECTRONICS, INC.
Omron electronics inc-emc div
Panasonic
RAFI
RISHENG
ROCPU Switches
Schneider Electric
SCHURTER
Shinmei
SHOU HAN
Siemens
SMK
SOFNG
Sungmun electronics
Switch Components
Switchcraft
TE Connectivity
USAKRO
XKB Connection
YIYUAN