I. Technical Service System 
First-level service organization: Local agents/dealers' engineering and technical service departments 
Second-level service organization: Jinfeng Company's regional technical service center 
Third-level service organization: Jinfeng Company's after-sales service department 

II. Service Methods 
1. Pre-sales technical support 
Actively assist owners and design units in completing the selection and matching of units, the design of the engine room, and the preliminary design work of unit installation. Maintain close communication and technical exchanges with owners, conduct in-depth on-site visits, and provide various technical support within our capabilities patiently, promptly, and accurately. Provide reasonable suggestions and advice, acting as a consultant for the owner. 
2. During the warranty period 
During the warranty period, if any abnormal malfunction occurs in the unit, we promise to provide free repair services to the user, arriving on-site within 2 hours (or according to actual traffic conditions), and providing free warranty service to the customer; if the repair cannot be completed within 6 hours, free parts replacement will be provided, and the warranty period for the replaced parts will be extended accordingly from the date of replacement; if the maintenance point's inspection personnel cannot troubleshoot the fault, our company will, according to the owner's written notice, send professional technicians to the site to solve the problem, and the resulting costs will be borne by our company. 
3. After the warranty period 
All spare parts are provided at cost price. Personnel will arrive promptly at the customer's site or designated location, and can ensure that the unit is repaired and can be used normally. Our company promises to provide lifelong follow-up service to users after the quality assurance period. 

III. Service Content 
1. Our service users are the end users of Jinfeng diesel generator sets. 
2. We provide systematic and extensive technical services when you start to purchase power generation equipment or when you are using a generator set. Free consultation is provided for generator sets that meet your technical specifications. 
3. From the date of ordering, we will help check and locate the generator set you purchased to ensure that your generator set is put into normal operation in the shortest time. 
4. Free training for your technical personnel. 
5. Provide preventive maintenance and repair to control your operating costs. 
6. Provide a large number of spare parts and accessories, and maintenance engineers are always available to provide technical assistance. 
7. Provide free engine room design, power distribution design, and application specifications for diesel generator sets. 

IV. Service Details 
1. Jinfeng diesel generator set after-sales service department is a professional service department that provides after-sales and pre-sales services to end users of Jinfeng diesel generator sets. 
2. All generator sets purchased through Jinfeng authorized agents will always be within our service responsibility. The warranty period begins on the day of completion of commissioning. The warranty period after delivery is 1 year (or as stipulated in the contract). If the user does not use it temporarily for other reasons after delivery, the warranty period will be calculated from the date of arrival. However, the user must follow the storage and maintenance requirements for diesel generator sets proposed by our service department. 
3. During normal use, if a diesel generator set malfunctions due to equipment quality problems, the user can report the repair and claim compensation to our after-sales service department. We will compensate for the damaged parts according to the relevant compensation procedures without any additional charges. 
4. In addition to the maintenance during the warranty period mentioned in the content, users can also apply to entrust the Jinfeng service department to conduct regular maintenance and upkeep in future services. After accepting the application and entrustment, we will provide the user with a maintenance agreement for confirmation by both parties. Users only need to pay the cost to receive regular maintenance and upkeep provided by our service department. For users who do not apply to entrust our after-sales service department for regular maintenance and upkeep, when equipment malfunctions, our company will send personnel to perform repair work. During repairs, only the cost of damaged components and basic service fees (including travel expenses, accommodation fees, and labor costs) will be charged. 
5. For installation matters raised by users, the after-sales service department will carry out the installation according to the relevant installation specifications of the generator set and user requirements. The installation cost can be determined after budget confirmation by both parties. 

V. Service Commitment 
1. Commissioning and debugging 
From the time the after-sales service department receives the user's commissioning application form, technical service personnel will be dispatched within 2 hours, and will arrive at the user's designated commissioning location within 24 hours to carry out commissioning and debugging according to the commissioning and debugging procedures. 
2. Fault repair 
Upon receipt of the user's repair notification, which should be a fax, the after-sales service department will dispatch engineering and technical personnel within 2 hours, and will arrive at the location of the equipment to be repaired within 2 hours (24 hours for remote areas). 
The after-sales service department will complete mechanical failures caused by mechanical reasons within 6 hours, including its cooling system, lubricating oil system, fuel system, and exhaust system. Electrical failures caused by the electrical control part will be completed within 4 hours. Failures caused by the starting part will be completed within 2 hours. 
The after-sales service department will establish user technical files and regularly or irregularly consult and understand the use status of user equipment to ensure that your diesel generator set is in good standby status. 
Regular or irregular annual visits to users of Jinfeng diesel generator sets to record user feedback and suggestions on our after-sales service department. 

VI. Service Network 
Our company uses Shanghai as its design, research and development, production, supply, sales, and service center. At the same time, we have established sales and service outlets in Beijing, Shenyang, Taiyuan, Wuhan, Fujian, Changsha, Xi'an, Chengdu, Jiangxi, Guangzhou, Hainan, Zhejiang, and Central China, providing 24-hour service and providing customers with high-quality, efficient, and fast service. 
Our company has maintenance service outlets in various regions across the country. General maintenance problems nationwide are handled directly by the company's after-sales service outlets, providing 24-hour service. After receiving the task, service personnel can respond within 2 hours. During the "three guarantees" period, problems caused by normal use by the user will not be charged for repairs or resulting travel expenses. After the "three guarantees" period, the company maintains tracking and maintenance of the goods. In case of failure during normal use, only the cost of spare parts and travel expenses will be charged.