KTK Group Co., Ltd. produces and sells interior systems, electrical controlling systems, and vehicle equipment for high-speed trains, metro, LRV, and ordinary rail passenger cars in China and internationally. It offers products in appearance, equipment, lighting products, underframe box, door system, seat, kitchen, windshield, and electrical products categories, as well as passenger information and PSD systems. KTK Group Co., Ltd. has strategic partnerships with CRCC, Bombardier, Alstom, and Siemens. The company was founded in 2003 and is based in Changzhou, China.