How many companies does Linyi lanshan district Chengtou Group have?

Linyi lanshan district City Investment Group has five companies. Lanshan district State-owned Assets Management, Linyi Xiao Yuan Construction Investment, Linyi Zhenshan Industry, Linyi Dusheng Industry and Linyi Pengcheng Construction and Development are five subsidiaries under the District Investment Group, with seven functional departments: Office, Legal Affairs Department, Financial Audit Department, Development Planning Department, Engineering Management Department, Asset Management Department and Marketing Management Department.