
The rectangular metal electromagnetic shielding cover is a precision structural component manufactured using sheet metal stamping technology. Common names include PCB RF shielding cover, communication module metal shielding cover, stamped shielding cover, and holeless shielding cover. Available materials include nickel silver, brass, phosphor bronze, and stainless steel. Surface treatments include tin plating, nickel plating, gold plating, and passivation. This product is widely used in consumer electronics, communication equipment, automotive electronics, and medical devices, and is suitable for PCB RF module shielding, mobile phone/tablet signal module protection, electromagnetic isolation of automotive electronic components, anti-interference of precision modules in medical equipment, and high-frequency circuit shielding in communication equipment. It effectively achieves electromagnetic isolation and anti-interference functions.
We support customized production based on customer-provided drawings or industry standards.
High-quality low-carbon steel, medium-carbon steel, alloy steel, 304 stainless steel, 316 stainless steel, brass, aluminum alloy, etc.
Powder coating, environmentally friendly blue-white zinc plating, color zinc plating, black zinc plating, environmentally friendly nickel plating, zinc-nickel alloy plating, Dacromet coating, electrophoresis, PVD coating, stainless steel natural color coating, stainless steel passivation, wire drawing, anodizing, etc.
PCB RF module shielding, mobile phone/tablet signal module protection, automotive electronic component electromagnetic isolation, medical equipment precision module anti-interference, and communication equipment high-frequency circuit shielding.
Automotive-specific parts, electronic-specific parts, and communication-specific parts
Do you need non-standard fasteners, precision metal parts, or custom structural components for a specific application?
Yongji helps you develop and manufacture special parts and custom products based on your drawings, samples, technical requirements, and target application scenarios.
Whether you need prototype quantities, pilot production, or stable mass supply, we provide an integrated solution from engineering review to production and delivery.
From fasteners to structural parts, Yongji offers integrated development and manufacturing for a wide range of custom precision hardware products.
Whether you need a few pieces for validation, small batches for development, or large volumes for mass production, we can support your project at different stages.
With integrated manufacturing resources in China and Vietnam, Yongji helps customers achieve stable quality, scalable production, and reliable delivery.

Yongji Precision Hardware is a global manufacturer specializing in precision fasteners and metal structural components. We are China Rectangular Metal Electromagnetic Shield Cover-Stamping Parts Suppliers and Wholesale Rectangular Metal Electromagnetic Shield Cover-Stamping PartsExporter && Company. Founded in 2003, the company has over two decades of experience serving international OEM and ODM customers across multiple industries.
With integrated manufacturing capabilities including cold heading, stamping, CNC machining and sheet metal fabrication...