Donghai Kindfull Crystal Product Co., Ltd. Supplier Evaluation
Executive Summary
Donghai Kindfull Crystal Product Co., Ltd. is a China-based supplier located in Jiangsu, positioned around crystal-related products and small accessory items such as natural crystal pieces, pendants, guitar picks, semi-precious stone items, and braided keychains. The company shows a moderate-to-strong supplier profile, supported by a reported factory area of 2,000+㎡, 310+ staff, verified supplier status, 11 years as an Gold Supplier, Trade Assurance availability, and a 94.4% on-time delivery rate. Its recent platform performance is commercially meaningful, with 400+ orders and CN¥2.9M+ transaction value over the past six months, alongside a 4.9 store rating and 100+ reviews. This supplier appears suitable for buyers seeking small-order flexibility, crystal product sourcing, ODM support, and relatively stable fulfillment. However, available data does not confirm Full Customization capability or Finished Product Inspection, which should be clarified before larger or quality-sensitive procurement programs.

Detailed Analysis
1. Company Strength
Basis:
- Factory location: Jiangsu, China
- Factory area: 2,000+㎡
- Employees: 310+ staff
- Verified supplier: True
Elaboration:
The supplier demonstrates a reasonable physical and human-resource base, with over 300 staff and a factory area exceeding 2,000㎡. This indicates more than a very small workshop-level operation and suggests the company has a structured production organization. The verified supplier status adds credibility to the existence and basic operating capacity of the company.
Scoring Rationale:
The company has a solid employee base and verified supplier status, but the reported factory area is not large enough to classify it as a large-scale industrial supplier. Based on the provided data, it fits best as a medium-sized stable factory with basic-to-good production capability.
Final Score: 16 / 20
2. Platform & Compliance Credibility
Basis:
- Gold Supplier: True
- Gold Supplier duration: 11 years
- Trade Assurance: True
- Certification / industry tags: ODM service available, Minor customization, Response time ≤2h, On-time delivery 94.4%
Elaboration:
The supplier has a long operating record, with 11 years as a Gold Supplier. Trade Assurance support improves transaction security for buyers using the platform. The listed tags provide additional operational visibility, especially regarding ODM service, minor customization, response time, and delivery performance.
Scoring Rationale:
An 11-year Gold Supplier history combined with Trade Assurance and verified operational tags represents a strong platform credibility profile. The available data does not show a broader set of third-party product certifications or detailed factory audit certificates, so the score is strong but not perfect.
Final Score: 19 / 20
3. Business Performance
Basis:
- Orders in past 6 months: 400+
- Transaction value in past 6 months: CN¥2.9M+
- Store rating: 4.9
- Reviews: 100+
Elaboration:
The supplier has visible commercial activity, with more than 400 orders and over CN¥2.9M in transaction value during the recent six-month period. The 4.9 rating and 100+ reviews indicate a generally positive buyer experience and meaningful platform validation.
Scoring Rationale:
The combination of high recent order count, substantial transaction value, strong rating, and a reasonable review base supports a high business performance score. While the data is strong, the review count is not extremely large, so the supplier is scored slightly below the maximum range.
Final Score: 18 / 20
4. Service Capability
Basis:
- Communication response time: ≤2h
- ODM service available
- Minor customization available
- Full Customization: Insufficient Data
Elaboration:
The supplier’s response time of within two hours is positive and indicates acceptable communication efficiency for platform-based sourcing. ODM service and minor customization suggest some ability to support buyer-specific requirements, especially for product adaptation or limited customization.
Scoring Rationale:
The supplier shows good responsiveness and some customization capability. However, the data does not confirm Full Customization, and the response time is ≤2h rather than ≤1h. Therefore, the supplier fits the normal-to-good service capability range rather than the highest tier.
Final Score: 7 / 10
5. Delivery Performance
Basis:
- On-time delivery rate: 94.4%
Elaboration:
A 94.4% on-time delivery rate indicates strong fulfillment reliability. This is especially relevant for buyers managing seasonal products, promotional accessories, or inventory replenishment cycles where predictable dispatch timing is important.
Scoring Rationale:
Since the on-time delivery rate is above 90%, the supplier qualifies for the highest scoring range in this category. The figure supports a strong delivery reliability assessment based strictly on the provided data.
Final Score: 10 / 10
6. Quality & Customer Feedback
Basis:
- Store rating: 4.9
- Reviews: 100+
- Verified supplier: True
- Finished Product Inspection: Insufficient Data
- Factory Verification: Verified supplier status provided, but detailed factory verification scope is Insufficient Data
Elaboration:
The 4.9 store rating and 100+ reviews show positive customer feedback and a meaningful level of buyer validation. Verified supplier status provides some quality-related credibility from a platform perspective. However, the data does not confirm whether the supplier has Finished Product Inspection or detailed factory verification coverage.
Scoring Rationale:
The supplier performs well on customer feedback indicators, especially rating and review volume. However, because Finished Product Inspection is not confirmed and detailed quality assurance systems are not provided, the supplier should not receive a top-tier quality score.
Final Score: 16 / 20
Total Score
86 / 100
Procurement Recommendation
Cooperation is recommended for buyers sourcing crystal products, semi-precious stone accessories, small decorative items, pendants, and low-MOQ product lines. The supplier is particularly suitable for small-to-medium buyers, e-commerce sellers, gift product distributors, and buyers requiring ODM or minor customization support.
Key strengths include long Gold Supplier history, Trade Assurance support, strong recent transaction performance, good customer rating, and reliable delivery performance. Main risks include insufficient data on Full Customization, Finished Product Inspection, and detailed factory verification scope. Growth potential is positive if the supplier can provide clearer quality-control documentation and stronger customization evidence for larger or more demanding procurement programs.
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