索通发展成立炭材料新公司，注册资本4.6亿

Group 1 - Shandong Suotong Qihang Carbon Materials Co., Ltd. has been established with a registered capital of 460 million yuan [1] - The company's business scope includes sales of non-metallic minerals and products, graphene materials, investment activities with self-owned funds, and key technology research and development for waste heat power generation [1] - Suotong Qihang is wholly owned by Suotong Development Co., Ltd. (603612) [1] Group 2 - The company is located in Linyi County, Dezhou City, Shandong Province [2] - The business registration number is 371424200115071, and it is registered with the Linyi County Market Supervision Administration [2] - The company operates as a limited liability company with no fixed business term [2]