About Guangdong DongJi Intelligent Device Co., Ltd.

Established in 2011 in Jiangmen, Guangdong, Guangdong DongJi Intelligent Device Co., Ltd. operates a 30,000 m² modern facility with over 160 skilled employees, including a dedicated R&D and technical team holding more than 100 patents. As an ISO 9001, CE, SGS, and TUV certified high-tech enterprise, we specialize in providing one-stop OEM/ODM solutions for intelligent hardware and mechatronic products, with a strong focus on custom sheet metal fabrication, precision machining, and full assembly.

From initial concept design to mass production, we handle everything: program development, system integration, appearance design, sheet metal processing (laser cutting, CNC punching, bending, welding, polishing, coating), machining, assembly, and rigorous testing. Our flexible production supports small prototypes to large orders, ensuring fast lead times and consistent quality via our MES system for full traceability.

Our Eight Core Product & Service Categories

We deliver tailored solutions across the following specialized categories, primarily based on durable stainless steel sheet metal, precision machining, and smart integration:

• Sheet Metal Fabrication: Precision custom sheet metal parts, enclosures, frames, and structures using advanced laser cutting, bending, welding, and surface treatments for industrial durability.
• Machining: High-accuracy CNC machining for metal components, ensuring tight tolerances and seamless integration with sheet metal assemblies.
• Smart Devices: Custom intelligent hardware enclosures and full mechatronic systems with IoT integration, sensors, and control modules.
• Commercial Kitchen Equipment: Stainless steel custom kitchen fixtures, worktables, hoods, and appliances built for hygiene, durability, and heavy-duty use in restaurants and hotels.
• Livestock Equipment: Robust sheet metal livestock handling solutions including feeders, gates, enclosures, pens, and automated feeding systems for farms worldwide.
• Advertising Fee Payment Kiosk: Secure, weatherproof payment kiosks and interactive advertising terminals with custom metal housings and integrated electronics.
• Consumer Electronics: Sleek metal enclosures, chassis, and brackets for consumer devices, combining aesthetics with EMI shielding and heat dissipation.
• New Energy: Custom sheet metal components for solar frames, EV charging stations, battery enclosures, wind energy parts, and other renewable energy hardware.

Why Partner with DongJi?

Our products and solutions are exported to over 50 countries, including the United States, Canada, Australia, Germany, Italy, Spain, the Netherlands, Brazil, Japan, and Southeast Asia. We prioritize client success through:

• Rigorous quality control from raw materials to final inspection
• Flexible MOQ and scalable production
• Compliance with international standards for safe export
• Long-term partnership mindset with dedicated support

Whether you're developing the next smart device, upgrading farm livestock equipment, or launching new energy hardware, DongJi delivers reliable, high-quality metal fabrication and assembly solutions to bring your vision to market faster.

Contact us today for a free quote or prototype discussion – let's build something great together.

Last Updated: February 2026