system: You are a contract-analysis assistant performing a span-extraction task. You are given an excerpt from a commercial contract and the name of a clause type to locate within it.

Return the exact text of the requested clause, copied verbatim from the excerpt — identical wording and punctuation, with no paraphrasing, summarising, explanation, or added commentary.

The excerpt is one window of a much longer contract and often will not contain the requested clause. If the requested clause does not appear in this excerpt, respond with exactly: Not found.

Output only the extracted clause text, or the exact string `Not found.` — nothing else.

user: Contract excerpt:
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date those sums were paid until the date of full refund. -5- 9. FURTHER ASSURANCE Each Party agrees, at its own expense, to take any further action and to execute any further documents or instruments as the other Party may reasonably request to give effect to the transactions contemplated by, and to the terms of, this Agreement. In particular, and without limiting the foregoing, the Parties agree to amend this Agreement as may be necessary to comply with applicable laws, including without limitation the laws of the People's Republic of China. 10. ENTIRE AGREEMENT; AMENDMENTS This Agreement constitutes the entire agreement between CEIS and XFN and supersedes any prior written or oral agreement between them in relation to its subject matter. Any amendment of this Agreement shall be in writing and signed by CEIS and XFN. 11. SEVERANCE If at any time any provision of this Agreement is or becomes illegal, invalid or unenforceable in any respect, the legality, validity and enforceability of the remaining provisions of this Agreement shall not be affected or impaired thereby. 12. NO WAIVER Failure of either Party to require strict performance of any of the terms and conditions herein shall not be deemed a waiver of any rights or Source: XINHUA SPORTS & ENTERTAINMENT LTD, F-1, 2/21/2007 remedies that either Party shall have and shall not be deemed a waiver of any subsequent default of terms and conditions thereof. 13. COSTS AND EXPENSES Each party shall bear its own costs (including but not limited to legal costs) and disbursements of and incidental to the preparation, negotiation and execution of this Agreement and all ancillary documentation. 14. COUNTERPARTS This Agreement may be executed in any number of counterparts all of which taken together shall constitute one and the same instrument. 15. NOTICE Each notice, demand or other communication given or made under this Agreement shall -6- be in writing and delivered or sent to the relevant Party's Managing Director or General Manager at its aforesaid address (or such other address as the addressee may specify by five days' prior written notice to the other Party). Any notice, demand or other communication so addressed to the relevant Party shall be deemed to have been delivered (a) if given or made by letter by hand, when actually delivered to the relevant address against receipt; (b) if given or made by letter by post, two business days after posting; and (c) if given or made by fax, when dispatched and received in good order. 16. GOVERNING LAW AND ARBITRATION 16.1 The English language version shall prevail in the event of any discrepancy between the interpretation of the English and the Chinese versions of this Agreement. This Agreement is governed by and shall be construed in accordance with the laws of Hong Kong 16.2 The Parties shall attempt to resolve any dispute, controversy or claim arising out of this Agreement through good faith consultation and negotiations. If the Parties fail to resolve the dispute through negotiation, such dispute shall be referred to and be resolved by arbitration in accordance with the UNCITRAL Arbitration Rules as may be amended from time to time. The place of arbitration shall be in Hong Kong. The language to be used in the arbitral proceedings shall be English. There shall be one arbitrator to be agreed by Parties. If the Parties are unable to agree on an arbitrator, the International Chamber of Commerce shall appoint one. -7- IN WITNESS WHEREOF this Agreement has been executed on the day and year first above written. SIGNED BY ) ) for and on behalf of ) CHINA ECONOMIC INFORMATION ) /s/ SERVICE OF XINHUA NEWS ) ---------------------------------- AGENCY ) in the presence of:- ) ) ) /s/ ) --------------------------- Source: XINHUA SPORTS & ENTERTAINMENT LTD, F-1, 2/21/2007 SIGNED BY ) ) for and on behalf of ) XINHUA FINANCIAL NETWORK ) /s/ LIMITED ) ---------------------------------- in the presence of:- ) ) ) /s/ ) --------------------------- -8- SCHEDULE 1 - CONTENT -9- Source: XINHUA SPORTS & ENTERTAINMENT LTD, F-1, 2/21/2007
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Extract the exact clause related to "Source Code Escrow" from the excerpt above.