对冲突矿产的政策：不支持、不使用来自武装冲突、非法采矿与低劣工作环境中采矿而来的金属，即所谓“冲突矿产”。供应商应调查其产品中含金（Au）、钽（Ta）、锡（Sn）、钨（W）等金属，并确认这些金属来源。

As the vice chairman unit and co-organizer of the electronic tin Solder Material Branch, Zhongshi Metal Company was invited to participate in this event, and won the "Outstanding contribution enterprise", "Scientific and Technological Innovation Award", "Social Contribution Award" and other awards.

Recently, the Guangdong Provincial Tax Bureau of the State Administration of Taxation announced the 2022 tax credit assessment results, and Guangdong Zhongshi Metal Co., Ltd. was awarded the "2022 tax credit A-level taxpayer".

Since its establishment in 1999, Zhongshi Company has been trusted and recognized by more than 5000 customers because of its ultimate pursuit of product quality and considerate customer service, and has become the designated supplier of solder materials for national aerospace and military units. 

With the domestic solder paste represented by Zhongshi brand, after years of technical precipitation, Zhongshi can provide customers with a variety of alloy solder paste, including lead-free solder paste, tin lead solder paste, halogen-free solder paste and other can be canned, or needle packaging solder paste products.

Guangdong Zhongshi Metal Co., Ltd. has developed a Mini-LED special solid solder paste for the Mini-LED printing process. It has stable physical properties and oxidation resistance, good printability and film removal, uniform tin, ultra-fine welding powder, so that the amount of tin under stripping is more stable; And has excellent welding reliability, ultra-low void rate, less residue after welding, chip does not tilt, does not shift and other product features.

The Guangdong Zhongshi Metal Co., Ltd. was included in the "specialized special new" small and medium-sized enterprises, is the state's recognition of the work of Zhongshi company, Zhongshi company will continue to work hard, continue to strive for innovation, forge ahead, and contribute to the rise of China's manufacturing industry!

Adhering to the core value of "focusing on customer needs, providing competitive products, making customers more excellent", Zhongshi Company actively carries out research and development work, side by side with customers, to overcome technical problems.

Recently, Zhongshi Company independently developed new solder paste, model: ZSRX01-RMB3, after several rounds of internal testing and external samples, QFN climbing tin easily reached 85%-90%.

Zhongshi has started the road of independent research and development and production of solder paste for more than 10 years, and has obtained a number of patents for solder paste products.

The solder paste "ZSRH01" that participated in the demonstration test is a regular product that Zhongshi Company has served customers for many years.

Zhongshi research and development IGBT preformed solder