English-only access to product certificates, compliance reports, quality proof, patent assets, and software copyright documents supplied for Gongyuan buyer review.
All report buttons are labeled in English for procurement, certification, and engineering review.
Direct image carousel for visual review of supplied certificate and quality proof materials.


























































































TUV, CE, RoHS, REACH, and product test-report files for buyer
Quality management and intellectual property system proof images.
Patent and utility model certificates related to monitoring, charging.
Software copyright proof for monitoring and control-system