资讯

When competing for excavation work, you'll have to bid for contracts. Understanding how to price your services requires first considering how much dirt you'll have to move, how much it'll cost you to ...
An archaeologist numbers a pit during the sixth excavation of the Bairen Town site in Xingtai City, north China's Hebei Province, Sept. 10, 2025. The sixth excavation of the Bairen Town site in the ...