Welcome to the website of Shandong Gangyan Grinding Ball Co.,ltd. !

Phone:+8615163800896 | E-mail:

Certifications & Honors

Quality Certifications and Industry Recognition

Ø10–150 mm | Forged, Cast and Hot-Rolled Grinding Media | Batch Inspection Available

Certifications & Honors

Management System Certifications

ISO 9001 Quality Management System Certificate – English
ISO 9001 Quality Management System Certificate – Chinese
ISO 14001 Environmental Management System Certificate – English
ISO 14001 Environmental Management System Certificate – Chinese

Enterprise Credit & Recognition

AAA Enterprise Creditworthiness Rating
AAA Enterprise Credit Rating
AAA Model Enterprise for Integrity in Business
AAA Quality-Focused and Trustworthy Enterprise
AAA Credit-Rated Enterprise
AAA Contract-Honoring and Trustworthy Enterprise
AAA Service-Oriented and Trustworthy Enterprise
AAA Enterprise for Quality Service and Integrity