Tangshan Locomotive Depot 1 month pre-job training and post-employment. According to official website's query of Tangshan Locomotive Depot, clicking on the pre-job training information query shows that Tangshan Locomotive Depot will be employed soon after 1 month pre-job training. Tangshan is a city in Hebei Province, China, which is located in the east of North China Plain and on the coast of Bohai Sea. It is an important economic, transportation and industrial center in Hebei Province and one of the largest ports in China. Tangshan governs 6 districts 1 county with a total population of more than 7 million.