Shenzhen Yochda Science and Technology Co.,Ltd. The company specializes in new energy source and poto-electrical and transmision products. It combines with research and development, produce and trade departments. New fashioned energy source involved in solar nenergy and biological ennergy. The main products includes two parts.Firstly, new fashioned reproducible products such as solar energy battery,solar energy charger,lawny lamp,singal lump,dry slice of cassava. Secondly ,products of poto-electrical communication,GPS and poto-electrical screen and relative products.