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. The Borrower agrees to pay to the Administrative Agent for account of each Lender a commitment fee, which shall accrue at a rate per annum equal to 0.400% on the average daily unused amount of the Dollar Commitment and the Multicurrency Commitment, as applicable, of such Lender during the period from and including the Original Effective Date to but excluding the earlier of the date such Commitment terminates and the Commitment Termination Date. Accrued commitment fees shall be payable within one Business Day after each Quarterly Date and on the earlier of the date the Commitments of the respective Class terminate and the Commitment Termination Date. All commitment fees shall be computed on the basis of a year of 360 days and shall be payable for the actual number of days elapsed (including the first day but excluding the last day). For purposes of computing commitment fees, the Commitment of any Class of a Lender shall be deemed to be used to the extent of the outstanding Syndicated Loans and LC Exposure of such Class of such Lender (and the Swingline Exposure of such Class of such Lender shall be disregarded for such purpose).

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

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 ​, a non-refundable commitment fee (the “Commitment Fee”) at a rate per annum equal to the rate set forth in the definition of Applicable Margin under the column entitled “Commitment Facility Fee” on the average daily unused portion of the Revolving Credit Commitment of the Revolving Credit ​ (other than the Defaulting ​, 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 but the amount of outstanding Letters of Credit shall be considered usage of the Revolving Credit Commitment for purpose of calculating the Commitment Fee. The Commitment Fee shall be payable in arrears on the last Business 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 In Full and the Revolving Credit Commitment has been terminated. The Commitment Fee shall be distributed by the Administrative Agent to the Revolving Credit ​ (other than any Defaulting Lender) pro rata in accordance with such Revolving Credit ​’ respective Revolving Credit Commitment Percentages.

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. 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 Applicable Percentage, a commitment fee on # the daily average unused amount of the Revolving Credit Commitment of such Lender plus # the daily average unused amount of the Term Loan Commitment of such Lender, in each case, for the period from and including the date of this Agreement to and including the Maturity Date (including at any time during which one or more of the conditions in [Article 5] is not met), at a rate equal to the Applicable Margin for the “Commitment Fee” then in effect as determined by reference to the table set forth in the definition of “Applicable Margin” in [Section 1.1]. For the purpose of calculating the commitment fee hereunder, the Commitment of each Revolving Credit Lender shall be deemed utilized by the amount of all outstanding Revolving Credit Loans and L/C Obligations, but not by the amount of any outstanding Swing Line Loans, owing to such Revolving Credit Lender whether directly or by participation. Accrued commitment fees shall be payable quarterly in arrears on the first day of

Commitment Fee. In consideration of undertakings by Holder herein, Company will pay to Holder a fee in the amount of ​ (the “Commitment Fee”). The Commitment Fee will be due and payable in full on the Maturity Date of this Note.

Title Commitment. On the Effective Date, Seller shall order (and deliver to Purchaser upon receipt of same) # a written commitment from the Title Company to issue its ALTA Title Insurance Policy relating to the Real Property in an amount equal to the Purchase Price (the “Title Commitment”) and # an update to the Boundary Survey prepared by George F. Young, Inc., identified as Job No. ​ and dated ​ (the “Survey”). The Title Commitment delivered hereunder shall be conclusive evidence of good and marketable title as therein shown, subject only to those exceptions as therein stated.

Commitment Fee. In connection with the Commencement, ​ shall pay to ​, as consideration for ​ entering into this Agreement a commitment fee in the form of 428,571 restricted shares of Common Stock (the “Commitment Fee”) with no registration rights, which shall be delivered upon the written request of ​. ​ shall register the offer and sale of the Purchase Shares by ​ on a Form S-1 covering the Commitment Amount with the SEC within 45 days of the date of this Agreement. If ​ has not filed the Form S-1 by such date, then for each 15-day period thereafter, the Commitment Fee will increase by ​, capped at ​.

Commitment Schedule. Subject to the terms and conditions set forth herein, each Term A-1 Lender and each Term A-2 Lender hereby agrees that its Term A-1 Commitment and Term A-2 Commitments are in the amounts set forth opposite such Term A-1 Lender’s and each Term A-2 Lender’s name on [Schedule 2].01A attached hereto.

Employment Commitment. Executive shall devote such time, attention, knowledge, and skills to the business and interests of the Company as Company may reasonably require, and the Company shall be entitled to all of the benefits and profits arising from or incident to the work, services, advice, inventions, or innovations of Executive in connection with the Company's business.

The ​ may, by notice to the Administrative Agent (which shall promptly notify the Lenders) not more than 60 days and not less than 30 days prior to any two anniversaries of the Effective Date (each such anniversary, an “Anniversary Date”), request that the Lenders extend the Commitment Termination Date for an additional one‑year period from the Commitment Termination Date then in effect hereunder (the “Existing Commitment Termination Date”).

Revolving Loan Commitment. Upon the satisfaction of the applicable conditions precedent set forth in [Article V], from and including the Restatement Effective Date and prior to the Termination Date applicable to the Revolving Loan Lenders, each Revolving Loan Lender severally and not jointly agrees, on the terms and conditions set forth in this Agreement, to make revolving loans to the Borrowers from time to time, in any Agreed Currency, in a Dollar Amount not to exceed such Lender’s Revolving Pro Rata Share of Revolving Credit Availability at such time (each individually, a “Revolving Loan” and, collectively, the “Revolving Loans”); provided, however, that, except as permitted under [[Section 2.4(B), (x)])]])] at no time shall the Dollar Amount of the Revolving Credit Obligations exceed the Aggregate Revolving Loan Commitment, # at no time shall the Dollar Amount of such Lender’s Revolving Credit Obligations exceed such Lender’s Revolving Loan Commitment, and # at no time shall the Dollar Amount of the Revolving Credit Obligations denominated in Agreed Currencies other than Dollars exceed the Foreign Currency Sublimit. Subject to the terms of this Agreement, the Borrowers may borrow, repay and reborrow Revolving Loans at any time prior to the Termination Date applicable to the Revolving Loan Lenders. The Revolving Loans made pursuant to this [Section 2.1] to the Company shall be, at the option of the Company, selected in accordance with [Section 2.7], either Floating Rate Advances in Dollars or Eurocurrency Rate Advances in any Agreed Currency. The Revolving Loans made pursuant to this [Section 2.1] to the Subsidiary Borrower shall be Eurocurrency Rate Advances in any Agreed Currency. On the Termination Date applicable to the Revolving Loan Lenders, the Borrowers shall repay in full the outstanding principal balance of the Revolving Loans. “Revolving Loans” (under and as defined in the Existing Credit Agreement) outstanding on the Restatement Effective Date immediately before giving effect to the amendment and restatement of the Existing Credit Agreement shall continue as Revolving Loans hereunder as more specifically described in the Fourth Amendment and Restatement Agreement.

Revolving Loan Commitment. Subject to the terms and conditions set forth herein and pursuant to this [Section 2.1], each Revolving Loan ​ severally agrees to make revolving loans (each a “Revolving Loan” and collectively the “Revolving Loans”) to the Borrowers, in Dollars, at any time and from time to time, during the period from and including the Effective Date to, but not including, the Revolving Loan Maturity Date or such earlier date as the Revolving Committed Amount has been terminated as provided herein; provided, however, that # the sum of the aggregate principal amount of Revolving Loans outstanding plus the aggregate amount of LOC Obligations outstanding shall not exceed the Revolving Committed Amount, # with respect to each individual ​, such ​’s pro rata share of outstanding Committed Loans plus such ​’s pro rata share of outstanding LOC Obligations shall not exceed such ​’s Revolving Loan Commitment and # the aggregate principal amount of such Revolving Loan shall not exceed the Revolving Credit Availability at such time. Subject to the terms of this Credit Agreement (including [Section 3.3]), the Borrowers may borrow, repay and reborrow Revolving Loans. The Administrative Agent shall keep a record of the purpose for which each of the Loans was advanced (and of repayments applied thereto), which record shall be conclusive absent prima facie error.

Working Capital Commitment. HLTT will contribute working capital as needed for the conduct of the Wound Care Business by HWC and/or PBI. HLTT will make the capital contributions to HWC, and HWC shall in turn make non-interest-bearing demand loans as needed by PBI to carry on its Wound Care Business. HLTT’s obligation to contribute working capital to HWC (for itself or for PBI) will terminate upon the earlier of these events: