Precision Metal Enclosures Manufacturing

Prota provides precision sheet metal fabrication and custom metal enclosure solutions for industrial applications, supporting OEMs, system integrators, and engineering teams with reliable, project-based manufacturing services. We deliver fully customized enclosures covering design, material selection, fabrication, and assembly, helping clients streamline their supply chain, improve production efficiency, and ensure consistent performance. Our solutions are widely applied in automation systems, power distribution, telecommunications, and renewable energy projects, with flexible capabilities to meet both standard and complex custom requirements.

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Anji Huacheng Electrics Co.,Ltd
 
15+
Years Engineering Experience
5000+
Custom Enclosure Projects
99%
On-Time Delivery Rate
30+
Export Markets

 

Custom Sheet Metal Enclosures Built for Your Success

 

Custom Sheet Metal Enclosures Built for Your Success

Custom Engineering Support

From concept to production, we develop OEM sheet metal enclosures based on your drawings or specifications. Structural optimization, material selection, and assembly efficiency are fully considered to match your application requirements.

Custom Sheet Metal Enclosures Built for Your Success

Precision Manufacturing Capability

Equipped with laser cutting, CNC bending, welding, and powder coating lines, we deliver high-accuracy sheet metal fabrication in steel, stainless steel, and aluminum with stable batch consistency.

Custom Sheet Metal Enclosures Built for Your Success

Strict Quality Control

Every custom metal enclosure undergoes material inspection, dimensional verification, and surface quality checks to ensure durability, compliance, and long-term performance.

Development Course
 

2010

The company was officially established, focusing on metal electrical enclosures and low-voltage power distribution systems. Initial manufacturing capabilities and technical foundations were built to support industrial and commercial applications.

2011–2015

Expanded manufacturing across multiple enclosure categories while developing and applying patented technologies. Successfully introduced profile-structure cabinets and modular detachable enclosures, enabling broader application across industries.

2016–2019

Achieved ISO 9001 certification and implemented ERP management systems to improve operational efficiency. Expanded production capacity with a 10,000 m² facility, strengthening manufacturing control and scalability.

2020–2022

Upgraded production lines and introduced electrophoresis coating technology, significantly improving corrosion resistance, durability, and product consistency across large-scale manufacturing.

2023–2025

Expanded global market reach while strengthening one-stop enclosure solutions from design to assembly. Continued investment in intelligent manufacturing and precision sheet metal processing, improving efficiency, customization, and overall production performance.

 

2010

2011 – 2015

2016 – 2019

2020 – 2022

2023 – 2025

Prota's services

Reliable Service for Your Sourcing Needs
  • Efficient Response & Communication

Timely quotations and responsive support to help you move projects forward without delays.

  • Cost Control & Quality Assurance

Competitive pricing combined with strict quality control to ensure stable and reliable products.

  • Reliable Delivery & Continuous Improvement

On-time delivery backed by optimized production processes and ongoing service improvement.

 

Delivering reliable metal enclosure solutions with end-to-end engineering and manufacturing support for global industrial projects.

 

Global Capability & Project Vision

Driving Reliable Enclosure Solutions for Industrial Applications

We provide precision metal enclosure solutions for industrial applications, supporting OEMs and engineering teams with end-to-end services from design to delivery. Through advanced sheet metal fabrication, custom design, and strict quality control, we help streamline sourcing, reduce production risks, and ensure consistent product performance across projects.

 

Reliable Global Manufacturing for Industrial Projects

Our solutions are widely applied across multiple industries and exported to global markets. Backed by certified quality systems and advanced production processes, we provide reliable enclosure manufacturing that meets international standards and diverse project requirements.

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Start Your Custom Metal Enclosure Project
With years of experience in sheet metal fabrication, we deliver high-quality metal enclosures for industrial and OEM applications. Whether you need a stainless steel cabinet manufacturer or an aluminum enclosure supplier, we provide tailored solutions, fast sampling, on-time delivery, and support small-batch and customized B2B orders.