Through Authenticate 
Primary Competitive Advantages:
Experienced Staff.
Packaging.
Price.
Product Features.
Product Performance.
Prompt Delivery.
Quality Approvals.
Reputation.
Service.
Small Orders Accepted.
Key Specifications/Special Features:
Precision metal parts.
Suitable for office chair's spin.
Customized specifications are welcome.
OEM and ODM orders are welcome.
Custom materials & specs accepted.
