Pennsylvania cement co., LTD. Is a subsidiary of China's building materials in heilongjiang province in northeast China's largest cement production enterprises, built in two nissan 5000 tons of new dry process cement clinker production lines and five (four from 13 and a 4.2 x 3.2 x 13) cement grinding line is the national building materials industry, encourage the development of project is heilongjiang province key projects of investment promotion and capital introduction.The annual output of the company is 3.8 million tons of clinker and 5.5 million tons of cement.The ... [Detailed introduction]