The registered address of Hebi Tianrun Electronic Technology Co., Ltd. is located at No.1 Yangzhuang East Road, Dongyang Industrial Zone, Hebi Economic Development Zone. The registration authority is the Development Zone Branch of Hebi Market Supervision Administration, and the legal representative is Jiao Zhanmei. The business scope includes research and development, production, and sales of coal quality analysis instruments, sales of mining special equipment, general machinery, hardware, building materials, automotive connectors, wiring harnesses, and instrument accessories, and maintenance of coal quality analysis instruments.