Yantai ZK Optics Co., Ltd.
Verified Supplier
4 Years
beijing, beijing
Since 1998
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Optical Quartz Glass
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Supplier Homepage > Products

PRODUCT CATEGORIES

Optical Quartz Glass

 (45)

Machining Quartz Glass

 (54)

Quartz Glass Tube

 (47)

Quartz Capillary Tube

 (61)

Borosilicate Glass Tube

 (10)

Quartz Glass Rod

 (30)

Laser Spare Parts

 (34)

Silicon Dioxide Sputtering Target

 (10)

Quartz Apparatus

 (55)

Quartz Glass Plate

 (26)

Custom Glass Parts

 (12)

Custom Ceramic Parts

 (7)

Optical Manufacturing Equipment

 (24)

Mobile Glass Cover Making Machine

 (1)

Optical Measuring Instrument

 (14)

Optical Crystal

 (12)

Why Can We Always Ensure Excellent Quality

Quality Control

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.

Certification

Yantai ZK Optics Co., Ltd. Certifications
Standard: ISO
Number: ECI20Q00018R0S
Issue Date: 2020-01-15
Expiry Date: 2023-01-14
Scope/Range: Processing of optical quartz glass
Issued By: Beijing ECI Certification Company Co., Ltd.
Yantai ZK Optics Co., Ltd. Certifications
Standard: SGS
Number: SHAHG2011579401
Issue Date: 2020-07-01
Issued By: SGS-CSTC Standards Technical Services(Shanghai) Co., Ltd.
Yantai ZK Optics Co., Ltd. Certifications
Standard: ISO
Number: ECI21Q00220R0S
Issue Date: 2021-05-08
Expiry Date: 2024-04-08
Yantai ZK Optics Co., Ltd. Certifications
Standard: SGS
Number: SHAHG2112331401
Issue Date: 2021-06-24
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