Highborn International Co. has registered in Hongkong as a professional quartz
glass company who have advanced quartz glass technology and expertised R&D
team, plant in China mainland and sales team. Our company have three branches
and is cooperating with many quartz glass tube manufacturers in Donghai county
of Jiangsu Province, CN. which is known as the Hometown of Crystal and the
Manufacturing and Distributing Center of Quartz Glass Tube.