亚洲天堂久久综合_噜噜噜视频在线观看_韩国久久久久久级做爰片_国产成人亚洲综合色影视_亚洲av日韩av成人av_国产亚洲欧美精品一区

1. The fan co., LTD., zibo xinhua to sell equipment to provide high quality service for a long time, the after-sale technical service enjoy lifetime free;

2. Our company sales department consists of after-sale service group, is composed of the persons with long-term field service experience;

3. The company promised to sell equipment problems arise, since users notice reply within 4 hours, 24 hours to the site for technical service;

4. The main task of after-sales service personnel, including transfer of equipment, field out of the inspection of the goods, the processing of equipment quality problems, on-site installation and debugging;

5. After the fan formal test, the user's consent, I company after-sales service personnel to leave the scene;

6. In the product installation, commissioning, or the process of operation equipment quality parts damage caused by our company, my company will with the fastest speed to give unconditional replacement.

. As a result of buyer's improper use or other non damaged parts of equipment quality reasons, my company guarantee to provide timely according to the material cost price to the buyer;

7. Our company guarantee to the buyer to provide spare parts with preferential price for a long time;