JOINT-MAG Magnetic Materials Co., Ltd. Zigong has engaged in the production and research of permanent ferrite magnets for 30 years, we have 500 employees, among whom two experts enjoying subsidies from the State Department and dozens of senior technical staff. With an area of 25,300sqm and a construction area of 15,000sqm, annual production capacity has reached 6,000 tons in thousands of product specifications, Joint-Mag has grown into a leading enterprise of the industry, including research ...