Compliance Center
GreatLight adheres to a standardized development path
GreatLight adheres to industry standard practices, continuously conducts self-assessment reviews, and has obtained relevant international certifications.
SGS Certification
ISO Standards
Environmental Compliance
Customer Satisfaction
Continuous Improvement
International Certificates
Over the years, GreatLight has received several international certifications, including ISO 9001:2015, and remains committed to enhancing customer experience and product quality in key areas:
ISO 9001
ISO 9001 is defined as the internationally recognized standard for Quality Management Systems (QMS).


ISO 13485
ISO 13485 is the internationally recognized standard for quality management systems in the design and manufacture of medical devices.


IATF 16949
IATF (TS) 16949 is global Quality Management System Standard for the Automotive Industry incorporating ISO 9001 with additional automotive requirements.
ISO 27001
ISO/IEC 27001 is an international standard that specifies the requirements for an information security management system (ISMS).
China Authoritative Certificate
We attach great importance to the corporate credit system and service quality assurance. This reflects our commitment to continuous improvement of quality and customer satisfaction.
According to the enterprise credit evaluation standard Q/GXZC-0001-2022,combined with the credit record, operation, debt risk, development prospects, social reputation, public recognition of the enterprise, the credit rating of the enterprise is determined as follows: AAA
- AAA Credit Enterprise Certificate
- High-tech Enterprise Certificate
- Integrity Demonstration Enterprise
- Honesty And No Complaint Unit
- Honest Entreprenuer Certificate
- Enterprise Credit Rating Certificate
- Enterprise Assets Rating Certificate
- After Sales Trustworthy Enterprise
- Demonstraiton Untt In Thefield Of Bidding
- Quality & Service Oriented Enterprise
- Service Oriented & Trustworthy Enterprise
- Contract Abiding & Trustworthy Enterprise
- Trustworthy Supplier Certificate
- Quality Oriented & Trustworthy Enterprise
Supplier Quality Management
GreatLight has established a comprehensive supplier quality management system to ensure quality control throughout the entire lifecycle of the products.


Supplier Selection
GreatLight evaluates suppliers' quality management systems, technical manufacturing capabilities, creditworthiness, etc., through inspections, qualification certifications, experimental testing, and other methods.


Contract Management
GreatLight strictly supervises and manages the specifications, quality standards, delivery deadlines, warranty periods, payment terms, and other aspects of supplier products and services.


Supplier Quality Control
GreatLight manages supplier quality by monitoring their production processes, conducting finished product inspections, and deploying quality engineers for on-site quality management.


Supplier Performance Management
GreatLight conducts comprehensive performance assessments of suppliers, evaluating their product quality, service quality, delivery rates, and after-sales rates.


Supplier Quality Audits
GreatLight regularly conducts quality audits of suppliers' design and development processes, production manufacturing processes, and product inspections.


Continuous Improvement
GreatLight shares quality management experiences and best practices with suppliers, encouraging them to improve and innovate to enhance the quality of products and services.
React Quickly and Effectively to Quality Issues
GL aims to deliver exceptional prototypes and parts that fulfill your specific requirements. In the event that your order fails to meet your specifications, we can process a rework or a refund. Feel free to contact our experts if you come across any quality issues within 1 month of receiving your goods. Let us know of the issue within five business days from receipt, and we’ll address them within 1 to 3 business days.
Conditions for Rework
After advising us of the concern, we review the design and samples to check for inconsistencies. We then fix the complaints and send replacements immediately.
- Unacceptable processing defects
- Fail to meet tolerance requirement
- Incorrect material / finish
Conditions for Refund
Refunds are quickly processed upon confirmation of product issues, and return is processed.
- The part is not machinable
- The customer does not agree to rework
- Other reasons

