"Our goal at MetalKeen is to eliminate the variance in global engineering procurement by introducing rigid, traceable inspection standards to heavy-duty contract manufacturing." — Engineering Director, MetalKeen
Driven by Wuxi Bonsea Precision Machinery Co., Ltd., MetalKeen is a heavy-duty industrial manufacturer specializing in customized metal components,
multi-axis machining, and certified steel fabrication.
Founded in Wuxi, Jiangsu Province—China’s premier high-precision manufacturing hub—MetalKeen provides end-to-end mechanical solutions for global supply chains. We operate a modern 4200+ sqm fabrication facility equipped with heavy-duty multi-axis CNC machines, dynamic balancing tooling, and temperature-controlled metrology labs.
As a verified Tier-1 contract manufacturer, we seamlessly bridge the gap between engineering drawings and finished heavy assemblies. Our localized supply chain advantages in materials (forgings, centrifugal castings, stainless steel 316L) allow us to optimize lead times and lower total cost of ownership for international OEMs.
Our Commitment: Cost Efficiency: We optimize Total Cost of Ownership (TCO) to deliver maximum value. Material Expertise: Working with carbon steel, stainless steel, copper, aluminum, castings, forgings, and plastics. End-to-End Solutions: From custom design to production, our experienced R&D team develops tailored solutions beyond standard OEM manufacturing. Quality Assurance: Our strict quality management system ensures reliability at every stage—from material sourcing to final delivery.
Product and service we are offering:
International Standards Compliance: Our manufacturing ecosystem strictly operates under ISO 9001:2015 (Quality Management) and ISO 3834 (Quality Requirements for Fusion Welding of Metallic Materials). Full Supply Chain Traceability: Every shipped component is backed by empirical data, including Mill Test Reports (MTR per EN 10204 3.1), CMM Dimensional Audits, and Non-Destructive Testing (NDT/UT/MT) reports.
Strategic Logistics Location: Based in Wuxi (near Shanghai Port), we leverage premium transport channels to ensure seamless international freight and agile Customs clearance.
Our Advantages
60
+
Employees
5000
+㎡
Production Area
50
+
Qualified Suppliers
Competitive Pricing Without Compromising Quality
Cost-effective CNC machining solutions tailored to your budget，Transparent pricing with no hidden fees
Scalable Manufacturing
High Volume Production & High Mix Low Volume Solutions
Reliable material sourcing through established partnerships， Strict quality control throughout the supply chain
Our Milestone
2008
Founded as an OEM Precision Machining Specialist Established in 2008, we began as a dedicated OEM machining manufacturer, providing high-quality CNC turning, milling, and precision components for industrial applications.
2015
Expanded into Sheet Metal & Steel Fabrication Services Broadened our capabilities to include sheet metal fabrication, steel welding, and structural component production, serving industries like automotive, machinery, and construction.
2018
Launched R&D Department for End-to-End Solutions Invested in R&D to offer custom engineering, prototyping, and complete manufacturing solutions—from design to assembly—ensuring faster turnaround and cost efficiency.
2020
Global Expansion into Overseas Markets Extended operations internationally, supplying precision machined parts and fabricated metal products to clients in North America, Europe, and Asia with strict quality compliance.
Why choose us?
Full In-House Control: From raw material sourcing (forging/casting) to final machining, welding, and functional assembly, we manage the entire lifecycle under one roof. This minimizes supply chain risks and eliminates mid-tier markups.
Uncompromising Quality Assurance: Our facility strictly operates under rigorous international quality frameworks. Every batch undergoes exhaustive inspection (dimensional, material, and structural) to meet zero-defect standards.
Short Lead Times & Agile Support: We understand that project delays cost money. Our optimized production scheduling and direct engineering communication ensure rapid prototyping and fast mass-production turnarounds.
If you have any questions, please contact us via email or telephone and we will get back to you as soon as possible.
