All PB Assembly Manufacturer (EMS) in China

SuperFine Electronics Co.,Ltd.

Elecrow

NOD Electronics Company Limited

​King Credie Technology Limited

ShenZhen SiMTai Electronics CO.,Ltd.

Shenzhen Ruiyan Communication Equipment Co., Ltd.

Wesky Electronics Co,LTD.

PLUS CIRCUITS LIMITED

Shenzhen Umebay Electronics Co., Ltd.

Hangzhou SG Electronic Technology Co., Ltd.