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JYH BRAND HERITAGE

Company Overview & Corporate Story

Over 15 Years of Precision Manufacturing Excellence, Rapid Prototyping, and Global Direct Export.

Founded in Shenzhen, China, JYH Prototype (Shenzhen Jinyihe Technology Co., Ltd.) has evolved into an international precision manufacturing powerhouse. Combining state-of-the-art 5-axis CNC machining, high-precision injection tooling, automated sheet metal fabrication, and certified metrology under one 10,000+ sqm roof, we empower 1,200+ global innovators to bring mission-critical hardware to market faster.

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15+ Years Precision Heritage
1,200+ Global Enterprise Clients
Unified Social Credit: 91440300MA5XXXXXX
Corporate Competencies & Governance

Precision Engineering Built on Transparency

Shenzhen Jinyihe Technology Co., Ltd. operates with total manufacturing clarity, certified quality systems, and complete legal compliance for global Tier-1 OEMs.

End-to-End Capabilities

From single-piece rapid CAD prototyping to 100,000+ unit high-volume production, all managed under one digital MES system.

Registered Chinese Entity

Legally certified manufacturing enterprise in Shenzhen with full export licenses and government environmental clearance.

100% In-House Production

Over 100 CNC machining centers, EDM, tooling suites, and metrology labs operating 24/7 without outsourcing critical steps.

Strict International Standards

ISO 9001:2015 registered, RoHS/REACH compliant, with AS9102 aerospace First Article Inspection documentation.

Detailed Corporate Engineering Deep Dives

Inside Shenzhen Jinyihe Precision Manufacturing

Explore how our engineering teams, certified cleanroom facilities, advanced multi-axis CNC machines, and strict quality metrology labs guarantee consistent results.

ARTICLE 01 The JYH Heritage: From Precision Tooling Shop to Global Manufacturing Hub
Technical Deep Dive

The JYH Heritage: From Precision Tooling Shop to Global Manufacturing Hub

ARTICLE 02 Engineering-Led Culture: 50+ Dedicated Mechanical & Process Engineers
Technical Deep Dive

Engineering-Led Culture: 50+ Dedicated Mechanical & Process Engineers

ARTICLE 03 Smart Factory Integration & Real-Time MES Digital Production Tracking
Technical Deep Dive

Smart Factory Integration & Real-Time MES Digital Production Tracking

ARTICLE 04 Zero-Defect Quality Assurance & Zeiss 3D CMM Metrology Lab
Technical Deep Dive

Zero-Defect Quality Assurance & Zeiss 3D CMM Metrology Lab

Ready to Partner with a Certified Precision Manufacturer?

Whether you need a dedicated plant audit, NDA-protected prototyping, or volume serial manufacturing, our Shenzhen engineering teams are standing by.

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Factory QA & Customer Governance

Frequently Asked Questions

Direct answers to client questions regarding our legal status, factory audits, non-disclosure agreements, and global shipping.

JYH Prototype is a 100% direct manufacturer with our own 10,000+ sqm smart factory, 100+ CNC machines, and full legal business license in Shenzhen. Clients are welcome to visit in person or arrange video audits.
Yes. We provide complete copies of our official Shenzhen Market Supervision Administration Business License (营业执照) with verified Unified Social Credit Code upon request.
We have been serving international engineering clients for over 15 years, delivering custom mechanical components to over 30 countries across North America, Europe, Japan, and Australia.
Our plant is fully ISO 9001:2015 certified, holds National High-Tech Enterprise status, and complies with RoHS, REACH, and AS9102 aerospace FAI documentation.
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