At the beginning of 2006, Tongguan Mining Construction Company went out for the first time to undertake the first project in the African continent to launch its "mining pioneer" gold brand - Zambia Kangkla copper project. Tongguan Mine construction Company in the construction of the project to pay close attention to quality, strengthen management, and strive to create an internationally influential brand project, the main performance is: in line with international standards, the introduction of new equipment, new technology and new technology, absorb the advanced management experience of Europe and the United States and other countries and regions, to project excellence planning as the center, the project entity for the full staff, the whole process, all-round quality management. The Zambian Kangkla copper mine project has been rated as the highest honorary award of the "national brand" in the field of engineering construction in China - the National Quality Engineering Award, which is the first and only overseas engineering project in the non-ferrous metal industry and Anhui Province.
In 2008, Tongguan Mining Construction Company obtained the "Foreign contract project management qualification Certificate" of the Ministry of Commerce, and registered a subsidiary in Zambia.

The southeastern ore body project of Chambishi Copper Mine in Zambia is the second mine construction project of Tongguan Mining Construction Company located in Zambia. From the beginning of construction to the completion of production, the builders of Tongguan Mine Construction Company have written the miracle of Africa with their own wisdom and responsibility: the water inflow of auxiliary shaft is 120 cubic meters per hour, setting a new high of 113 meters per hour for monthly completion; The middle section of 800 meters of trackless transportation was built between the 3,200-meter-long south wind shaft and the auxiliary shaft, and the accurate penetration was finally realized. Creative double mast hoisting method was used to erect the permanent derrick of the main well, and 608 tons of steel structure type derrick was successfully lifted; In April 2014, the 165m single-head excavation in the 660m middle section of the south wind shaft broke the record of single-head excavation in Zambian history... In 2015, Zambian President Edgar Lungute visited the construction site of Chambishi copper mine project and spoke highly of the company's contribution to mine construction in Zambia, which won the "2020 China Construction Project Luban Award."