Mr. Liu Jian, born in February 1969, is not only a research fellow in applied engineering technology with a master's degree in engineering, but also the Director of the Company, the Vice General Manager of Shandong Energy Group Co., Ltd. and a member of the Standing Committee of CPC Shandong Energy Group Co., Ltd Committee. Mr. Liu joined the Company's predecessor in 1992 and was appointed as the Vice General Manager of Dongtan Coal Mine of the Company in 2009. He was appointed as the Deputy Secretary of the CPC Jining No.3 Coal Mine Committee and the General Manager of Jining No.3 Coal Mine in March 2014. In January 2016, Mr. Liu Jian took positions as the Deputy Secretary of the CPC Dongtan Coal Mine Committee and the General Manager of Dongtan Coal Mine. In December 2016, he was appointed as the Vice General Manager of the Company. In April 2020, he was appointed as the General Manager and the Secretary of the CPC committee of the Company. In February 2021, Mr. Liu Jian took positions as the Vice General Manager of Shandong Energy Group Co., Ltd. and a member of the Standing Committee of the CPC Shandong Energy Committee. He became the Director of the Company in May 2019. Mr. Liu graduated from Shandong University of Science and Technology.