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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than 8,000 hours due to the reasons of Party B, the operational time is calculated as 8,000 hours per year; if the annual average operational time was less than 8,000 hours due to the reasons by Party A, the operational time is calculated based on the actual operational hours. 2. If the grid-connected electricity price is adjusted since the execution of this agreement, the fee shall be calculated as the energy saving service fee (stipulated in section 1 of Item III ) plus 85% of the price change/adjustment from the original grid-connected electricity price. The starting day for the change will be from the date of adjustment by Shandong Provincial Price Department. 3. The amount of power generated shall be calculated based on the indicator of electricity meter in the power station. 4. The settlement date is the first day of the next month. Deducting the dues of Party A, Party B should pay Party A the energy saving service fee of the last month before the 15t h of each month. 5. Payment method: Wire or transfer. 6. The policy rebate, award, and preferential treatment shall be shared by both Parties. Each party shares 50% of the policy rebate, award, and preferential treatment. Both Parties share the expenses incurred in the process of the application for the policy rebate, award, and preferential treatment. Item Four Starting and End Date for Recycling Project and Term 1. The date when Party A completes the construction and installation of CDQ system and CDQ waste heat power generation system and the power generating system has been in operation and meets the requirements of the design standard for 72 hours. The Parties agree that date after the recycling project meets the evaluation requirement as the starting date for the recycling project. From that date, Party B shall pay the service fees monthly according to the power generated and Party B shall also pay for the power generated during the 72 hours testing run period. 2. The cooperation model is BO model. The expected total project cost is 176 million RMB. For the amount of electricity generated up to 800 million KWH after the project is put into operation, it shall be charged of the energy saving service fee at 0.40 RMB/KWH. After 800 million KWH, it shall be charged energy saving service fee with the rate of 0.20 RMB/KWH. The term of the agreement is 20 years, during which if any main equipment of any Party stops operation due to technical problem or at the end of its life cycle, the agreement shall be automatically terminated. In case of that happens, the Party B will have the full rights to dispose the system of Party A. Item Five Construction and Construction Period of CDQ System and CDQ waste heat power generation system 1. The construction period of the project is 12 months from the execution of technology agreement. If the project was delayed due to Party A, Party B has right to dispose the equipment on the construction site after two month past due date. 2. If the project is stalled due to Party B's reason (including but not limited its activities that affect daily construction, installation, testing and safety), the construction period shall be extended accordingly. 3. If any party delays the construction without a good reason, which results the construction of the whole project or part of the project cannot be completed on schedule, the other party has right to terminate wholly or part of the agreement and incurred loss will be assumed by the breaching party. Item Six Raw Material Consumption of the project of CDQ system and CDQ waste heat power generation system 1. All raw materials such as water, electricity consumed in the operation of the project shall be settled based on the party B's local price. Party A makes monthly payment. Party B provides pipeline up to designated boundary line on the construction site and then Party A will connect water lines and electricity lines into the site and assumes related expenses. 2. The Parties agree that Party B shall provide steady qualified coal coke production according to the technology agreement which will be used for CDQ system. Party A guarantees the steady operation of the CDQ and CDQ waste heat power generating systems. 3. Party B shall provide effective assistance to the construction and operation management of the recycling project. 4. The land for CDQ and CDQ waste heat power generation project shall be provided by Party
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Extract the exact clause related to "Parties" from the excerpt above.

assistant: Party A