we Coloray Digital Technology (Shenzhen) Limited is solely-owned high-tech enterprise in China, whose focus is to develop and produce series of colored light source products. Our products are divided into two main categories, LED changing color light and Digital Controlled Cold–cathode Fluorescent changing color light, with nearly 100 model variations, such as Digital changing color light, LED Ground Light, LED Rail Tube, LED Bulb, and LED Beam Light, etc. Our product has won prize of “National Key New Product” and lots of other glory. Our series of products are most suitable for public lighting decoration, such as bridges, buildings, parks, squares, and roads. They can also be applied to light chest advertising, stage lighting, and interior decoration. Should any of our products can arouse your interest, please let me know. Sincerely hope we will have chance to serve your esteemed company! Best regards