Donghai Yangliang Optical Technology Co., Ltd.

 Donghai Yangliang Optical Technology Co., Ltd., located in Donghai County, Jiangsu Province, renowned for its world-class quartz reserves. Nestled on the eastern shore of the Yellow Sea, it borders Suqian to the south, Xuzhou to the west, and Linyi, Shandong (the capital of Chinese logistics and a wholesale city) to the north. Donghai County is among the first coastal counties to be opened up in China and is globally recognized as the "Capital of Chinese Crystal."Our factory is a manufacturer of quartz heating tubes, having expanded in scale over the years through continuous efforts. We now possess optical testing equipment, fully automatic sealing machines, high-vacuum exhaust machines, and research, testing, and assembly studios and workshops for heating tubes. We are capable of handling orders for heating tubes from various industries. Our main products include infrared heating tubes, quartz heating tubes, carbon fiber heating tubes, halogen heating tubes, infrared heating lamps,...