Tianjin Tongli Heavy Industry Co., Ltd. is a high-tech enterprise located in the core region of Beijing-Tianjin-Hebei, focusing on R&D, manufacturing, sales and service of engineering transportation equipment. Its product range includes underground haulage vehicles, wide-body off-road dump trucks, mine dump trucks, underground dumpers, electric loaders and specialized non-road transport equipment, serving mining, ports, railways, oil fields and hydropower sectors. The company maintains ISO9000 quality certification and holds 48 patents, earning recognition as a National High-tech Enterprise and Tianjin Gazelle Enterprise. With strong innovation, high market presence and well-recognized TLK series mining vehicles, Tongli Heavy Industry is committed to delivering reliable, economical equipment and becoming a leading engineering transportation solutions provider in China.