Commitment. The Sponsor hereby commits to purchase equity securities of Holdco at or prior to the Effective Time for an aggregate amount of RMB equivalent to ​ (and the RMB equivalents of U.S. dollars shall be determined using the prevailing exchange rate notified by Parent to the Sponsor at least three (3) Business Days prior to funding), on the terms and subject to the conditions specified herein, which commitment, together with the commitments by the Other Sponsors under the Other Commitment Letters, is to be used by Holdco and/or Parent solely for the purpose of # funding a portion of the Merger Consideration required to be paid by Parent to consummate the Transactions pursuant to and in accordance with the Merger Agreement and # payment of a portion of the fees and expenses in connection with the Transaction (such commitment, the “Commitment”). The Sponsor will not have any obligation under any circumstances to contribute, directly or indirectly, any capital or money that would be more than the amount of the Commitment to Holdco, Parent, Merger Sub or any other person pursuant to the terms of this Agreement. In the event that Holdco and/or Parent does not require an amount equal to the sum of the Commitment plus the amount of the equity commitments of the Other Sponsors under the Other Commitment Letters in order to consummate the Merger, the amount of the Commitment to be funded under this Agreement and the amount of the equity commitment of each Other Sponsor to be funded under its respective Other Commitment Letter shall be reduced by Holdco on a pro rata basis, to the amount that would be sufficient, in combination with the other financing

Commitment Fee. Commencing on the Closing Date, subject to [Section 5.15(a)(iii)(A)], the Borrower shall pay to the Administrative Agent, for the account of the Revolving Credit Lenders, a non-refundable commitment fee (the “Commitment Fee”) in Dollars at a rate per annum equal to the Applicable Margin on the average daily unused portion of the Revolving Credit Commitment of the Revolving Credit Lenders (other than the Defaulting Lenders, if any); provided, that the amount of outstanding Swingline Loans shall not be considered usage of the Revolving Credit Commitment for the purpose of calculating the Commitment Fee. The Commitment Fee shall be payable in arrears within fifteen (15) days after the last day of each calendar quarter during the term of this Agreement commencing ​ and ending on the date upon which all Obligations (other than contingent indemnification obligations not then due) arising under the Revolving Credit Facility shall have been indefeasibly and irrevocably paid and satisfied in full, all Letters of Credit have been terminated or expired and the Revolving Credit Commitment has been terminated. The Commitment Fee shall be distributed by the Administrative Agent to the Revolving Credit Lenders pro rata in accordance with such Revolving Credit Lenders’ respective Revolving Credit Commitment Percentages.

Commitment Fee. At the Closing, Borrower shall pay to ​ (or Agent for the benefit of ​) a commitment fee in the amount of ​ (the “Initial Commitment Fee”) which Agent shall be permitted to deduct from the initial Loan. On Funding Date of the Loan made under an Additional Commitment, Borrower shall pay to ​ (or Agent for the benefit of ​) a commitment fee for such Loan in an amount equal to the principal amount of such Loan multiplied by 0.90% (the “Additional Commitment Fee”) which Agent shall be permitted to deduct from such Loan. The Initial Commitment Fee and the Additional Commitment Fee are fully earned upon payment.

Commitment Fees. Borrower agrees to pay to Administrative Agent for the account of each Lender in accordance, subject to [Section 12.22], with its relevant Applicable

Revolver Commitment. Bank agrees, upon the terms and subject to the conditions hereinafter set forth, to make revolving loan advances (the "Revolver Loan") to Borrowers from the Closing Date until the Revolver Final Maturity Date, or until such later date as Bank shall have extended its Revolver Commitment in writing unless the Revolver Commitment shall be sooner terminated pursuant to the provisions of this Agreement, in such amounts as may from time to time be requested by Borrowers for payment of their existing secured indebtedness, development of oil and gas reserves, working capital needs, capital expenditures of Borrowers and for the issuance of standby letters of credit. In no event shall the aggregate unpaid principal amount of the Revolver Loan advanced, outstanding and unpaid at any time under the Revolver Note plus the amount of the requested Revolver Loan advance plus the amount of Letter of Credit Exposure at any time exceed the lesser of # the Collateral Borrowing Base (as calculated in accordance with the provisions of [Article V] of this Agreement) or # the Revolver Commitment Amount, notwithstanding the face principal amount of the Revolver Note from time to time.

The definition of the Commitment Period as set forth in ​ (Definitions) of the Agreement shall be deleted and replaced in its entirety by the following definition:

Commitment Fee. The Company and the ​ hereby jointly and severally agree to pay to the Agent for the account of the ​, ratably in proportion to their Commitments, a commitment fee (the “Commitment Fee”) at a rate per annum equal to the Applicable Commitment Fee Rate on the daily average unused amount of the Commitments, which fee shall be payable in arrears on the fifteenth day following the last day of March, June, September and December of each year commencing on ​ and with a final payment due and payable on the Termination Date. For the purposes of determining the amount of the Commitment Fee, outstanding Competitive Bid Loans shall be deemed not to be a usage of the Commitments.

No Lender shall be required to make the Incremental Loan except pursuant to a Lender Assumption Agreement signed by such Lender.

Commitment Fee. A fully earned, non-refundable commitment fee of ​, on the Effective Date; # Final Payment. The Final Payment, when due hereunder; # Prepayment Fee. The Prepayment Fee, if and when due hereunder;

Commitment Fee. The Company shall pay to the Administrative Agent for the account of each Lender in accordance with its Applicable Percentage, a commitment fee in Dollars equal to the Applicable Rate for commitment fees times the actual daily amount by which the Aggregate Commitments exceed the sum of # the Outstanding Amount of Loans and # the Outstanding Amount of L/C Obligations, subject to adjustment as provided in [Section 2.19], provided that Swing Line Loans shall not be considered outstanding for purposes of determining the unused portion of the Aggregate Commitments. The commitment fee shall accrue at all times during the Availability Period, including at any time during which one or more of the conditions in [Article IV] is not met, and shall be due and payable quarterly in arrears on the last Business Day of each March, June, September and December, commencing with the first such date to occur after the Closing Date, and on the last day of the Availability Period, provided that any commitment fee accrued with respect to any of the Commitments of a Defaulting Lender during the period prior to the time such Lender became a Defaulting Lender and unpaid at such time shall not be payable by the Company so long as such Lender shall be a Defaulting Lender except to the extent that such commitment fee shall otherwise have been due and payable by the Company prior to such time, and provided further that no commitment fee shall accrue on any of the Commitments of a Defaulting Lender so long as such Lender shall be a Defaulting Lender. The commitment fee shall be calculated quarterly in arrears, and if there is any change in the Applicable Rate during any quarter, the actual daily amount shall be computed