Oande Optical& Electronic Technology Co., Ltd. products development, production and sales. Co***ny is located in shenzhen NanShan district, product marketing products manufacturing and r&d in henan province national optoelectronic industry base. The co***ny's business scope: optical components, optical thin film products, photoelectricity components, CCTV camera, optical materials and cds photoconductive cells, photoelectric instrument and related ...