Hao Tian electric switch: switch types are the main manufacturing Headset SMD socket, USB socket SMT, DC socket MINI, to*le switch DIP, ultrathi*le switch, a miniature butt*witch. The metal butt*witch, *all vibrati*witch, mini type dial switch, SMD tact switches, straight key switch, rocker switch, micro switch and other products R & D products enterprise http://dcchazuo*/

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