0    July 30, 2011, the Chairman of the board and secretary of the Party committee of CNBM Song Zhiping, and the president of CNBM and the chairman of North Cement Cao Jianglin went to Binzhou Cement for observation and survey, accompanied by the vice chairman of board and the president of North Cement Zhang Chuanjun, and the vice chairman of board and the secretary of the Party committee of North Cement Wang Maotian.