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Dongguan Sanjun Hardware & Electrical Co., Ltd. (hereinafter referred to as Sanjun) was established in August 2010 in Shenzhen's Guangming New District. With a current factory area of 5,000 square meters, it is a sheet metal processing manufacturer integrating production and sales. The company primarily supplies sheet metal parts for display, education, medical, power, home, and new energy applications. Our primary goal is to pursue excellence in quality, providing customers with high-quality sheet metal products, and striving to become an outstanding sheet metal manufacturer. We consistently adhere to a customer-centric approach, continuously improving and enhancing to provide our customers with the most professional and cost-effective solutions. Leveraging our experience and resources, coupled with meticulous attention to production and sales, we strive to achieve product quality excellence and become a leading sheet metal manufacturer in the market. Our company boasts a team of 50 professional sheet metal structural engineers and is equipped with sophisticated development and production equipment. Our main production equipment includes two CNC punch presses (one XP1250X and one AMADA EM2510), a laser cutting machine, three AMADA CNC press brakes, two American Hager automatic riveting presses, and several argon arc and butt welders. We provide clients with specialized solutions in sheet metal technology and parts. We invest 10% of our annual profits in R&D. Leveraging advanced equipment and technology, we stay abreast of the latest market trends in sheet metal products and create innovative products for our clients. Our company takes GB/T19001-2008 (idt ISO9001:2008) "Quality Management System - Requirements" as its basis, studies the management models of outstanding enterprises, combines many creative suggestions with specific work, determines the company's quality policies and goals, formulates a series of standards and management procedures, and establishes and improves an integrated corporate quality management system, so that everyone has rules to follow in their work and everyone is responsible for everything in the company.
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The Sheet Metal Welding department specializes in the forming and processing of metal sheets (cutting, bending, stamping, etc.) and connects these sheet metal components into sturdy, precision parts or structural components through welding processes.
The Coating Department of the Sheet Metal Industry is responsible for applying surface coatings to formed sheet metal components, providing them with protective and decorative coatings. This is the final step in ensuring the appearance, weather resistance, and service life of the product.
The Sheet Metal Working Department is responsible for the fine adjustment, assembly, connection (riveting/screwing/gluing), and debugging of sheet metal parts, which is a key link in achieving the precise fit and functional integrity of parts.
The Sheet Metal Laser/Numerical Control Punching and Blanking Department uses laser cutting machines and numerical control punching machines to precisely cut and punch metal coils or plates into blank parts with the required contours and hole positions.
The Sheet Metal Business Department serves as the company's external window for sheet metal processing services, coordinating the entire process from customer demand alignment, order review, production coordination, to delivery and payment collection. It acts as the commercial engine driving market development and business growth.
The Sheet Metal Bending Department is responsible for using CNC bending machines and other equipment to accurately shape flat blank parts into parts with specific angles and three-dimensional structures. This is the core forming process for achieving the geometric shape of product designs.
The Sheet Metal Assembly Department is responsible for the final assembly, connection, and debugging of processed and formed sheet metal parts and purchased parts. It is the final assembly stage that forms the complete product structure and realizes the overall functional requirements.
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