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Our Business
Products Provided
by Kuwayama
Machine-Processed
Chains
Specially-Designed
Chains
CNC ring (forged)
Cast products (molding)
Diamonds
Pearls
Planning
& Design
Collection
Brands
Awards
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Quality
Management
Grade Assurance
System
Diamond Authenticity
Inspection System
Product Inspection
System
Research
& Technology
3D Technology
Wao
Designed Balls
Hardened Platinum
Production
System
Toyama Factory
Bangkok Factory
Wuxi Factory
Guangzhou Factory
ODM/OEM
Company
Information
Greeting from the
President
Corporate Philosophy
& Code of Conduct
Corporate Policy
Policy of raw material
procurement
Corporate Profile
& Organization Chart
Access to the Head Office
Organization Chart
Kuwayama Group
Kuwayama Corporation
Domestic Sales & Marketing Offices
Domestic Production Bases
Domestic Group Companies
Overseas Group Companies
China
Thailand
History
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Company Information
Company Information
Greeting from
the President
Corporate Philosophy
& Code of Conduct
Corporate Policy
Corporate Profile
& Organization Chart
Kuwayama Group
History
