AAA
Credit Rating
Top tier commercial credit assessment
100%
On-Site Verified
Factory premises & operational capacity
ISO 9001
QMS Certified
Standardized manufacturing & QA system
≤ 1h
Avg. Response
Rapid engineering & trade support
Verified Enterprise Credentials
Authoritative third-party validations ensure international B2B purchasers encounter zero trade risks when partnering with Donghai Kemzo Quartz Products Co., Ltd.
| Verification Parameter | Audited Status & Detail |
|---|---|
| Company Name | Donghai Kemzo Quartz Products Co., Ltd. |
| Registration Location | 7 North Huaya Road, Donghai County, Lianyungang, Jiangsu, China |
| Establishment Year | 2011 (Over a decade continuous manufacturing operation) |
| Business Verification Status | Physical Plant & Premises Verified |
| Annual Export Revenue | US$10 Million – US$50 Million |
| Export Share Ratio | 71% – 80% to Global Target Markets |
| Quality Certifications | ISO 9001 Certified Quality Management System |
| Provincial Honors | Jiangsu High Technology Enterprise |
| Production Infrastructure | Over 10 dedicated hot-melt, cold-machining, and furnace lines |
International Trade Assurance
Donghai Kemzo Quartz Products Co., Ltd. implements standard quality controls and rigorous trade transparency, serving leading research laboratories, semiconductor fabrication lines, and thermal equipment manufacturers globally.
- Strict Raw Material Sourcing: Direct access to local Donghai premium quartz silica with SiO2 purity ranging from 99.9% to 99.99%.
- Dimensional & Annealing Compliance: Full polariscope stress analysis and micron-precision optical dimension measurements on every batch.
- Fragile-Safe Packaging Protocol: Custom-tailored foam cushioning encased in international export-grade wooden cases for damage-free delivery.
- Global Delivery Terms: Seamless execution under FOB, CIF, CFR, EXW, DDU, and international door-to-door express.