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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to Manufacturer meeting EMV's requirements for quality, price and lead- time, EMV hereby grants Manufacturer an exclusive, non-transferable, license (without the right to sublicense) under EMV's Proprietary Rights in the Territory, during the term of this Agreement, to copy the EMV firmware as may be provided by EMV from time to time onto Product units in the manufacturing process at each EMV-approved Manufacturer manufacturing facility. Subject to the terms of this Agreement, EMV grants to Manufacturer and Manufacturer accepts, for the term of this Agreement, the right to manufacture the Products only in the Territory as necessary to fulfil Purchase Orders for Products made by EMV, provided that such manufacturing is at Manufacturer's own cost for the purchase of the components of each order as well as assembling cost for finished products and in accordance with this Agreement. 2.2 Specifications 2.2.1 Specification EMV shall provide the Manufacturer with the Specifications of the Product pursuant to the terms of this Agreement, including 2D drawing of the components (including material, surface treatment, quality standard and testing item etc.), 3D drawing (including detailed structure design), and the Manufacturer shall implement development and manufacturing of the Product only in accordance with the Specifications. In addition, EMV shall provide the Manufacturer with the performance testing criteria and items for the vehicle. 2.2.2 Manufacturer shall keep detailed manufacturing records for all units manufactured. Manufacturer's manufacturing records shall be available to EMV during spot checks and site inspections pursuant to Section 2.4, and upon request to allow EMV to provide such information to certification authorities as may be required. 2.2.3 Manufacturer agrees not to alter the Products from the Specifications (including without limitation their packaging) without EMV's prior written consent. EMV agrees not to alter the Products produced by Manufacturer (including, without limitation their packaging) without Manufacturer's prior written consent. * Confidential treatment has been requested for certain portions of this Exhibit. The confidential portions of this Exhibit have been omitted and filed separately with the Securities and Exchange Commission. Such portions have been marked with "****" at the exact place where material has been omitted. 3 2.2.4 Manufacturer warrants to EMV that the Products assembled or manufactured by Manufacturer will (i) conform in all respects to their Specifications; (ii) will be merchantable, of good material and workmanship, with respect to such assembly or manufacture under normal use and service for three (3) years from the manufacture and assembly of the Products, not including the easily worn parts, list to be confirmed by both parties. 2.3 Preferred Vendors For the key components, including battery, motor, controller, the Manufacturer shall provide the optional vendors list to EMV according to the capability of the vendors in the Territory. EMV shall specify in writing the preferred vendors list for specific component parts for each of the Products, which may also differ by market based on required standards for such markets. Manufacturer shall acknowledge such preferred vendor component list in writing and warrants that for each component for which preferred vendors are specified such components shall only be sourced from the preferred vendors specified by EMV for each component. Upon an update of the preferred vendor component list by either party, EMV and the Manufacture will negotiate and agree to the updated vendor as well as price and lead time for the Product(s) based on any such sourcing changes. For the components which are not key components, by its sole discretion, the Manufacturer can determine the vendors list according to the capability of the vendors and warrant the vendors can meet the manufacturing standard of EMV. 2.4 Testing and Inspections Spot Testing. Upon prior written notice to Manufacturer, EMV or its authorized representative(s) may conduct spot functional tests of the Products at Manufacturer's facility at which Products are being manufactured during Manufacturer's normal business hours. The parties will mutually agree upon the timing of such investigations, which will be conducted in such a manner as not to unduly interfere with Manufacturer's operations. If any Products fail any part of the test procedure set forth on the Specifications, EMV may require such Products to be rejected, and Manufacturer will promptly take all steps necessary to correct such failures at its expense. Site Inspections. Upon prior written notice to Manufacturer, and subject to the confidentiality provisions herein, EMV will have the right to perform on-site inspections at Manufacturer's manufacturing facilities and Manufacturer will fully cooperate with EMV in that regard at mutually agreed upon times. If an inspection or test is made on
"""

Extract the exact clause related to "Covenant Not To Sue" from the excerpt above.

assistant: Not found.