Guangdong Zhongshi Metal Co., LTD., a high-tech enterprise, welding material supplier for national aerospace and military units, is a manufacturer that provides high-quality welding materials and customized metal materials for aerospace, military and civil industries. Founded in 1999, the company is headquartered in Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province. The registered capital is 22 million yuan, with an annual capacity of 8,000 tons.
The company's products are: preformed solder, solder paste, tin wire, tin bar, BGA tin ball, anode rod, flux, cleaning agent, adhesive, gold wire and gold belt series, custom high precision copper shaped wire and other categories. Products are used in military, aerospace, medical, global electronics and other fields. Cooperative customers include China Aerospace Science and Industry Corporation, Aerospace Science and Technology Group, China Electronics, China Weapons, China Shipbuilding, Chinese Academy of Sciences, Guilin Aerospace Electronics, Shaanxi Aerospace Navigation Equipment Co., LTD., Huawei, ZTE, TCL, BYD, Jingxin Communications, Emerson, Huabai, Huaqin Group, Quanhan, etc.
The company has more than 30 independent research and development patents, including 21 invention patents authorized, 2 appearance patents authorized, 1 utility model authorized, and 7 invention patents currently under actual examination. Among them, the patent of "a halogen-free flux for lead-free solder paste and its preparation method" is applied to any product with halogen-free requirements and focuses on environmental protection. The patents of "A high reliability low temperature lead-free solder paste and its preparation method" and "a cored solder wire solid flux that can reduce flying" are suitable for a variety of electronic base plate materials and multiple process Windows, and have a wide range of applications in the electronics industry.
The company has won a number of honorary titles, and has been awarded as "National high-tech Enterprise", "Guangdong Engineering Technology Research Center", "Guangdong Famous brand products", "electronic tin solder professional top ten enterprises", "Guangdong Province contract and credit enterprises", "Dongguan patent cultivation Enterprise" and other honorary titles.
Committed to R & D innovation is the core value of the company, the company's annual investment in R & D funds accounted for more than 5% of the turnover, R & D team has senior, professional, assistant R & D engineers 19, accounting for about 10% of all members. In addition, the company has conducted technical exchanges and cooperation with Tsinghua University, South China Institute of Technology, Ukraine Barton Welding Research Institute and other universities for a long time, and formed a research and development elite team led by a doctoral supervisor.
Zhongshi will adhere to the concept of scientific research and innovation, quality first, and customer service, and strive to be the leader of the global industry.
Zhongshi spirit: innovation and enterprising, the pursuit of excellence, create and share, return to society.
Zhongshi enterprise, with its innovative design, excellent products, has been widely recognized in the industry. Through 30 years of development, along the way, it has successfully become a leader in the production of large-scale electronic tin solders in China!
Recognized as “National Specialized and Sophisticated enterprise” by the Ministry of Industry and Information Technology
Worked in the technical committee to draft and publish the national standard“Tin-Lead (GB/T 3131-2020)”
Equipment upgrade.
Launched the program of electronics packaging in New Energy Vehicles
Established Zhongshi Academician Workstation with Academician Korzhyk Volodymyr from China-Ukraine Institute of Welding, Guangdong Academy of Sciences
Worked in the technical committee to draft and publish the industrial standard “No-clean liquid flux (SJT11273-2016)”
Started to cooperate with Electronics and Semiconductor Packaging industry.
Introduced high precision alloy and copper profiles equipment and technology.
Established Guangdong Provincial Engineering and Technological Research Center for Brazing in Zhongshi.
Cooperated with South China University of Technology.
Moved to Songshan Lake High-Tech Zone of Dongguan City
Recognized as China National hi-tech enterprise
Registered “Zhongshi”as our trademark
Acquiring Beijing Aerospace Solder Material Factory (a subsidiary of China Aerospace Science and Industry Co., Ltd.), marked we are becoming an technology oriented company.
Invented water-based no-clean flux with no volatile organic compounds, halogen-free and low solid content; and soldering flux products came to market.
Introduced solder preforms equipment and technology.
According to RoHS standards, lead-free solder products came to market
Be a member of Electronic Tin Solder branch of China Electronics Materials Industry Association
Dongguan Humen Zhongshi Solder Factory established
Tree technology star,
Set up green pine sea sail.
Development and promotion of environmental protection products,
Protect the human living environment.
To be the leader of the Chinese industry,
Create an international brand and serve the space industry
Talent elite,Management Standardization
Quality standardization.
Innovation and enterprising,The pursuit of excellence
Create sharing,Return to society
