Beijing Deyi Diamond Products Co., Ltd. Supplier Evaluation

Executive Summary

Beijing Deyi Diamond Products Co., Ltd. appears to be a well-established diamond cutting disc and saw blade supplier based in Beijing, China. The available data shows a factory area of over 32,000 m², more than 200 staff, and verified supplier status, indicating a solid manufacturing base suitable for repeat procurement and volume-oriented sourcing. On , the company has 10 years of Gold Supplier history, supports Trade Assurance, and shows strong recent commercial performance with 300+ orders and CN¥10.1M+ transaction value over the past six months. Its 4.9 store rating, 100+ reviews, and 97.2% on-time delivery rate suggest reliable market validation and delivery execution. The supplier is best suited for buyers seeking established diamond blade products with low MOQ flexibility and proven platform credibility. However, data on customization capability and formal quality inspection systems is insufficient, which should be verified before strategic or highly customized procurement.

Detailed Analysis

1. Company Strength — 20 Points

Basis:
The supplier is located in Beijing, China, with a reported factory area of 32,000+ m² and 200+ staff. The data also indicates that it is a verified supplier.

Elaboration:
A factory size above 32,000 m² and a workforce exceeding 200 employees suggest that the company has a relatively strong production foundation compared with small trading-oriented suppliers. The product listings focus on diamond cutting discs, saw blades, and tile cutting blades, indicating a specialized product scope within diamond tool categories. The verified supplier status adds credibility to the existence and basic operational scale of the company.

Scoring Rationale:
The combination of a sizeable factory area, 200+ staff, and supplier verification supports a high score for production scale and organizational stability. While the data does not provide detailed production capacity, equipment lists, annual output, or factory audit certificates beyond verified supplier status, the disclosed scale is sufficient to classify the supplier as a large and stable manufacturing candidate.

Final Score: 18/20

2. Platform & Compliance Credibility — 20 Points

Basis:
The supplier is listed as an Gold Supplier for 10 years, supports Trade Assurance, and has platform labels including “Response time ≤3h” and “On-time delivery 97.2%.”

Elaboration:
A 10-year Gold Supplier history indicates long-term platform presence and continuity. Trade Assurance support provides buyers with a platform-backed transaction protection mechanism. The available certification and industry tags mainly relate to response time and delivery performance. The supplier is also marked as verified, which strengthens platform credibility.

Scoring Rationale:
The company demonstrates strong platform credibility through long Gold Supplier tenure, Trade Assurance support, and verified supplier status. However, the provided certification/tag data does not include broader third-party compliance certificates, product certifications, or detailed factory audit documentation. Therefore, the score is high but not at the maximum level.

Final Score: 18/20

3. Business Performance — 20 Points

Basis:
In the past six months, the supplier recorded 300+ orders and CN¥10.1M+ in transaction value. The store rating is 4.9, with 100+ reviews.

Elaboration:
The recent order volume and transaction value indicate active commercial performance and strong marketplace validation. A 4.9 rating supported by more than 100 reviews suggests that buyer satisfaction is generally high and based on a meaningful number of transactions rather than isolated feedback.

Scoring Rationale:
The supplier shows strong business traction, combining high recent transaction value, substantial order count, and a high store rating. These indicators support a high confidence level in its market acceptance and operational reliability. The score is not perfect because the data does not include repeat-buyer ratio, dispute rate, cancellation rate, or detailed review distribution.

Final Score: 19/20

4. Service Capability — 10 Points

Basis:
The stated communication response time is ≤3h. No data is provided on Full Customization capability.

Elaboration:
A response time within three hours indicates acceptable communication efficiency for online sourcing and RFQ follow-up. This is suitable for standard product inquiries and routine order communication. However, the available data does not confirm whether the supplier supports Full Customization, private labeling, engineering modification, packaging customization, or other customized service capabilities.

Scoring Rationale:
The supplier demonstrates good responsiveness, but the service evaluation is limited by the lack of customization data. Since the scoring standard gives the highest score to suppliers with response time ≤1 hour and strong customization ability, this supplier should receive a solid but not top-tier service score.

Final Score: 7/10

5. Delivery Performance — 10 Points

Basis:
The supplier’s on-time delivery rate is 97.2%.

Elaboration:
An on-time delivery rate above 90% indicates strong delivery execution and reliable fulfillment performance. At 97.2%, the supplier is significantly above the benchmark for the highest scoring range in this dimension.

Scoring Rationale:
The reported delivery rate directly supports a top-tier delivery score. This suggests that the supplier is likely suitable for buyers who require predictable shipment scheduling. The score is not reduced because the provided delivery metric is clear and exceeds the 90% threshold.

Final Score: 10/10

6. Quality & Customer Feedback — 20 Points

Basis:
The supplier has a 4.9 store rating and 100+ reviews. It is also marked as a verified supplier. No data is provided on Finished Product Inspection.

Elaboration:
A 4.9 rating with more than 100 reviews provides positive evidence of customer satisfaction and market-level quality acceptance. Verified supplier status adds basic credibility, but the available information does not confirm whether the supplier has Finished Product Inspection, formal quality control certifications, product testing reports, or third-party quality inspection systems.

Scoring Rationale:
The high rating and review volume support a strong quality and feedback score. However, because Finished Product Inspection and detailed quality assurance systems are not provided, there is insufficient evidence to award a maximum score. The rating performance is strong, but quality system maturity remains only partially verified from the supplied data.

Final Score: 16/20

Total Score

88/100

Procurement Recommendation

Cooperation is recommended, especially for buyers sourcing diamond cutting discs, saw blades, and tile cutting blades through a platform-protected transaction model. The supplier is suitable for small to medium buyers testing products due to low MOQ listings, as well as larger buyers seeking an established manufacturer with strong transaction history, verified supplier status, and reliable delivery performance.

Key strengths include sizeable factory scale, 10-year Gold Supplier history, Trade Assurance support, strong six-month transaction performance, 4.9 store rating, and 97.2% on-time delivery. The main risks are insufficient data on Full Customization capability, Finished Product Inspection, formal quality certifications, detailed production capacity, and product-level compliance documentation. Before placing strategic or high-volume customized orders, buyers should request factory audit documents, quality inspection records, product specifications, sample testing, and customization capability confirmation.

Overall, Beijing Deyi Diamond Products Co., Ltd. shows strong procurement potential as a reliable, platform-validated supplier with proven commercial activity and delivery performance.