[Use these links to rapidly review the document , 2013 Shareholders of WSP Holdings Limited Re: Notice of Extraordinary General Meeting of Shareholders Dear Shareholder: You are cordially invited to attend an extraordinary general meeting of shareholders of WSP Holdings Limited (the "Company") to be held on , 2013, at a.m. (Hong Kong time). The meeting will be held at] [EQUITY COMMITMENT LETTER H.D.S. Investments LLC 21 February 2013 WSP OCTG GROUP Ltd. JM OCTG GROUP Ltd. Room #405, Bldg C Wangzhuang Science & Technology Innovation Park, No. 4 Longshan Road, New District, Wuxi Jiangsu Province, People’s Republic of China Ladies and Gentlemen: This letter agreement sets forth the commitment of H.D.S. Investments LLC , a limited liability company incorporated] [WSP Holdings Limited Presentation to the Special Committee of the Board of Directors February 21, 2013 Confidential w w w . H L . c o m U . S . 8 0 0 . 7 8 8 . 5 3 0 0 E u r o p e + 4 4 . 2 0 . 7 8 3 9] [Privileged and Confidential -Preliminary and for Discussion Purposes Only Table of Contents Page HDS Proposal Update 2 Preliminary Financial Considerations 7 1 Update Discussion Materials for the Special Committee of WSP Holdings Ltd. Privileged and Confidential -Preliminary and for Discussion Purposes Only HDS Proposal Update Privileged and Confidential - Preliminary and for Discussion Purposes Only Revised Transaction Value Overview HDS] [Table of Contents Update Discussion Materials for the Special Committee of WSP Holdings Ltd. Page Meeting Agenda 2 HDS Proposal Overview 4 p Preliminary Financial Considerations 9 Appendix 15 Privileged and Confidential - Preliminary and for Discussion Purposes Only 1 Meeting Agenda Privileged and Confidential - Preliminary and for Discussion Purposes Only Discussion Topics Meeting Agenda Introduction Update on Recent] [EXECUTION COPY LIMITED GUARANTEE Limited Guarantee Guarantor LIMITED GUARANTEE, dated as of 21 February 2013 (this “ an exempted company with limited liability incorporated under the laws of Guaranteed Party the Cayman Islands (the “ 1. GUARANTEE Merger Agreement WSP OCTG GROUP Ltd. (WSP 石油钢管集团有限公司 ) Parent (“ JM OCTG GROUP Ltd.(JM 石油钢管集团有限公司 ) Merger Sub Merger provided Cap ,] []