Shenzhen Guoyexing Optoelectronics Co., Ltd. was founded in July, 2001. It is a high-tech enterprise being engaged in research and development, production, marketing and service of all series LED items, GYX have three types of LED products including LED components such as surface-mount (SMD) or traditional through-hole LED, and LED parts/assemblies such as LED dot-matrix or numeric LED display, as well as finished LED applications such as LED display or lighting products. All products are ...