Shenzhen Constant Electronics Co., Ltd. is a high-technology company specializing in researching wireless communication products. Our company was set up in 1993, and owns a professional technology team which constituted by senior experienced...

Ningbo Hongyang Imp & Exp. Co., Ltd. is a professional exporter in Ningbo, which is a big and fast-developing seaport in China. We specially export all kinds of lighting items and electrical items. Our main products are electronic...