yongxing industrial Zone, Zhongshan, Guangdong, China,528478
plastic lampholder ( card â,?? inserted ) , bakelite lampholder ( auto locked ) , porcelain lampholder , bakelite switch lampholder , energy saving lamp socket , on line switch lampholder . series of e27 lampholder , e14 lampholder , e12 , e26 lampholder