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:
"""
A, and an Assistant Financial Officer may be nominated by Party B. The Chief Financial Officer must consult with the Assistant Financial Officer, if any, on all important financial matters. Each officer nominated by a party or parties in accordance with this paragraph shall be appointed by the Board of Directors. The other Management Personnel shall be nominated by the CEO and appointed by the Board of Directors. The Board may dismiss any Management Personnel. All replacements for any of the Management Personnel, whether by reason of the retirement, resignation, disability or death of a manager or of the removal of a manager by the Board of Directors or by the Party which nominated him, shall be nominated and appointed in the same manner as the original appointee. Other details of management shall be decided by the CEO. Article 67 The CEO shall be in charge of the day-to-day operation and management of the Joint Venture Company and shall carry out all matters entrusted by the Board of Directors. The Deputy CEO shall assist the CEO in his work and shall report to the CEO. Page 17 Article 68 The CEO, Deputy CEO and all other Management Personnel shall perform their duties on a full-time basis and shall not concurrently serve as a manager, an employee or a consultant of any other company or enterprise, nor shall they serve as a director of, or hold any interest in, any company or enterprise that competes with the Joint Venture Company. Article 69 The Joint Venture Company's basic departmental structure and other management positions reporting directly to the CEO shall be approved by the Board of Directors based on proposals formulated by the CEO. The details of the Joint Venture Company's organizational structure and all other employment positions shall be determined by the CEO. Article 70 Both Chinese and English shall be used concurrently as the management languages of the Joint Venture Company. Article 71 In case of graft or serious dereliction of duty on the part of the CEO, Deputy CEO and other management personnel of the Joint Venture Company, the Board of Directors shall have the power to dismiss such individuals at any time pursuant to the provisions of relevant PRC law. CHAPTER 12 SITE FOR JOINT VENTURE COMPANY Article 72 Party A confirms that it will procure for use of the Joint Venture Company a site to be further identified and agreed by the Parties. The site shall be in the Baoding High Technology Development Zone, shall have granted land use rights, and shall have utilities that may be directly connected by the Joint Venture Company at the site. The Parties shall further agree on the size and standards of the building to be constructed to meet the Joint Venture Company's operating needs. CHAPTER 13 PURCHASE OF EQUIPMENT AND MATERIALS Article 73 Page 18 The Joint Venture Company has the right to purchase equipment, machinery, raw materials, etc. required for the Joint Venture Company's production and operations. In its purchase of required equipment, instruments, raw materials, fuel, parts, and means of transportation etc., the Joint Venture Company shall give first priority to purchase of same in China where relevant purchase terms conditions are the same or more favorable. Article 74 The Joint Venture Company may entrust Party A or Party B to purchase the items listed in the above article. Any party so entrusted shall use its best endeavors to accomplish the purpose of the entrustment. The price shall be fair and reasonable. The party so entrusted shall follow the internationally accepted procedures to purchase materials when their quantity is large. The other party and the Joint Venture Company shall supervise the action of purchasing. Article 75 A list of equipment that the Joint Venture Company intends to import as Party B's capital contribution and as purchase from Party B for the commencement of the Joint Venture Company's production and operations is set forth as Appendix 3 to this Contract. CHAPTER 14 LABOR MANAGEMENT Article 76 Matters relating to the recruitment, wages, insurance, welfare, dismissal of the staff and workers of the Joint Venture Company shall be handled in accordance with the LABOR LAW OF THE PEOPLE'S REPUBLIC OF CHINA and the REGULATIONS OF THE PEOPLE'S REPUBLIC OF CHINA ON LABOR MANAGEMENT IN FOREIGN INVESTMENT ENTERPRISES and related PRC regulations. The Joint Venture Company's internal labor policies shall be established pursuant to relevant PRC laws and regulations, and approved by the Board of Directors. Article 77 The Joint Venture
"""

Extract the exact clause related to "Effective Date" from the excerpt above.