After sales terms:

1. Free on-site installation and commissioning and free operation training; Provide free technical consulting services for life;

2. 24-hour round the clock repair service. After receiving the repair call, the after-sales service department makes a written registration and handles it quickly to ensure that customers have no worries.

3. Provide maintenance training free of charge within the service life of the equipment;

4. Provide all-round maintenance during the warranty period of the contract. During this period, Aotong shall bear all the repair and replacement costs of non vulnerable parts incurred in the operation training, maintenance, overhaul, targeted repair, technical consulting service and maintenance of relevant equipment;

5. Provide spare parts to customers at cost price within the service life of the equipment;

6. The company is equipped with a professional after-sales team in major cities in China, and has set up a special spare parts warehouse to reserve relevant vulnerable parts, electrical components and sufficient main spare parts at any time. The variety of spare parts is complete, so as to replace the damaged parts in the shortest time and ensure the timely and normal operation of the equipment;

7. Overseas after-sales service can be provided;