Ms. Xu Wenhong

Ms. Xu is an executive Director appointed on 27 February 2019 and the chief legal officer responsible for the overall legal compliance of the Group. Ms. Xu is the chairlady of the ESG Committee of the Company's Board of Directors. Ms. Xu has more than 28 years of experience in commercial legal advisory and over 16 years of experience in management of oil pipe manufacturing business. She joined the Group on 1 April 2003. She has been the chief legal consultant and secretary of the board of director of Dalipal Pipe since April 2003 and June 2014, respectively. She was also a director of Dalipal Pipe from August 2007 to April 2010 and since October 2013. Ms. Xu has been the deputy general manager of Dalipal Pipe Company Bohai New District Branch Company* (達力普石油專用管有限公司渤海新區分公司) from November 2011 to October 2012, the deputy general manager of Dalipal Equipment Manufacturing Co., Ltd.* (達力普特型裝備有限公司) from July 2009 to November 2011. She has also been the assistant of the general manager from April 2003 to December 2005 and the deputy general manager from December 2005 to October 2016 of Dalipal Pipe. Prior to joining the Group, Ms. Xu was a lawyer in Hebei Jinsheng Law Firm* (河北金勝律師事務所) from June 2001 to March 2003; a legal officer of North China Petroleum Science and Industrial Company* (華北石油科工貿總公司) (currently known as Renqiu City Huabei Oilfield Technology Industrial Trade General Company* (任丘市華北油田科工貿總公司)) from September 1997 to June 2001; and legal officer of North China Second Drilling from March 1993 to March 1998. Ms. Xu is also a director of certain subsidiaries of the Group. Ms. Xu obtained a diploma in legal education in network education institute of Shandong University* (山東大學網絡教育學院) in July 2004 and the qualification of PRC lawyer in June 1996