Shenzhen Hantang Grand-Tech Co., Ltd. is a professional manufacturer engaged in the research, development, production, sale and service of LED lighting products as well as its peripherals products like plastic cases, holders, acrylic cases, rings, holders, aluminum extrusion, copper extrusion, zinc extrusion etc. Our office is located in Shenzhen, and factory is in Dongguan, with convenient transportation access. Dedicated to strict quality control and thoughtful customer service, our ...