Nantong Jianghai Capacitor Co., Ltd., founded in 1958 in the electronic-component manufacturing industry, is a high-tech enterprise engaged in the R&D, production and sales of capacitors and their materials and instruments, and is the leader of the Jiangsu Capacitor and Material Industry Technology Strategic Innovation Alliance. Its products cover aluminum electrolytic capacitors (leaded, snap-in, screw-terminal and solid-polymer types), metallized-film capacitors, DC-link capacitors, snubber capacitors, AC-filter capacitors and supercapacitors, and it independently develops key materials such as electrode foil. Its products are widely used in industrial automation, consumer electronics, automotive electronics, rail transit, new energy, medical and military fields, with major indicators ranking among the top of China's capacitor industry for many consecutive years.