About Us
All Products
-
Optical Quartz Glass
-
Machining Quartz Glass
-
Quartz Glass Tube
-
Quartz Capillary Tube
-
Borosilicate Glass Tube
-
Quartz Glass Rod
-
Laser Spare Parts
-
Silicon Dioxide Sputtering Target
-
Quartz Apparatus
-
Quartz Glass Plate
-
Custom Glass Parts
-
Custom Ceramic Parts
-
Optical Manufacturing Equipment
-
Mobile Glass Cover Making Machine
-
Optical Measuring Instrument
Certificates
-
ISO -
SGS -
ISO -
SGS
QC Profile
Beijing Zhong Cheng Quartz Glass Co., Ltd (ZCQ) has passed ISO9001:2015 quality management system certification and SGS product testing certification; conducts technical training service, micro-structure analysis and quartz characteristic testing project once a year; invites the professor from the Chinese Building Materials Academy for technical support from time to time.
Adhere to the customer-oriented quality guideline, estabilsh a sound system control program, set strict quality managemengt standards, cultivate a solid sense of quality, and carefully manufacture every product.