investigation

November 30th morning, Siemens (China) Co., Ltd vice president, general manager in Shandong province, Dr Lin Zebo and the other 4 members visited Shandong China Coal Group to investigate in the issues

November 22nd afternoon, a Denmark machinery company''''''''s development engineers Guo Lei, quality expert Wang Bo visited China Coal Group for investigating in product procurement, long-term cooperation

November 16th morning, Shandong Trade and Industry Bureau (TIB) contract department director Wang accompanied by Jining TIB deputy director Liu Yunliang and chief Liu Min visited Shandong China Coal G

On the afternoon of Novermber 10th, accompanied by vice secretary of the Party Working Committee of Jining High-Tech Zone You Weiping, committee member of Party Working Committee and vice director-gen

Morning of May 25th,Li shiping, committee member of Party Working Committee and vice director-general of the Administrative Committee of Jining High-tech Zone, Mr.chai,the director of High-tech Zone R

Afternoon of April 13th, accompanied by You Weiping,vice secretary and director of the Party Working Committee of Jining High-Tech Zone,Yu Yongsheng ,Member of the Standing Committee of Jining city ,V