Gian Tek Quartz Material Co.,, Ltd. | Address: 405, Jing'An Commercial House, No. 301 HuaShan Road, Shanghai 200040, China 
www.Gian-Tek.com | Send Inquiry | Phone: +86-(21)-62481617
Gian Tek Quartz Material Co., Ltd. provides quartz glass products. We make precision parts from hard materials. We offer transparent and translucent quartz tube, opaque glass quartz, which is produced more...