Yanshan Audiences with joint forces machinery equipment co.,ltd specializes in concrete pump, Concrete placing boom, concrete pump fittings and supporting facilities of the production and sales. The company is located in Hebei Yanshan County of - China pipe fittings, North near Tianjin Beijing, where a prosperous economy, convenient transportation, which provides a good environment for the development of the company.The company since its establishment in 2000, from Shunda concrete pump parts factory and Guangzhou sales office development today, plant area of 13000 square meters, Has Concrete...