Changzhou Huixin Ultra Fine Alloy Material Technology Co., Ltd. was established in October 2012. It is a major technology research and development project introduced by Changzhou City. It is a super fine metal wire base that integrates research and production, built by experts from the Organization Department's Thousand Talents Plan, overseas returnees, and teams in the fields of materials and electromechanical engineering. At present, the company has a research and development team with three PhDs in the field of materials as the core, with an investment of 12 million R&D funds. It has nearly 30 ultra-fine wire making equipment and outer coating equipment, forming an annual production capacity of over 20 tons of copper alloy micro electromagnetic wires. It has accumulated a lot of experience in matching copper alloy materials with final electroacoustic performance. The products are applied in nearly 50 customers nationwide and in various brands of mobile phones Widely used in electronic products such as gaming.