Beijing Heweiyongtai Sci & Tech Co., Ltd. Beijing Heweiyongtai Sci & Tech Co., Ltd. was established in the beginning of 2008. We are a hi-tech enterprise specializing in manufacturing and trading
0.38’ OLED 800×600 Display, more than 8 hours working time, Thermal Scope Thermal Scope 1. Product Description TK Series Thermal Scope has light type ...