97在线视频免费观看,国产精品丝袜白浆摸在线,亚洲一区二区三区在线视频观看,亚洲第一福利网,一级片国产精品,中国不卡av,国产一区午夜

Home | service

Letter of After-sales Service Commitment

In order to meet the needs of market development and protect the vital interests of users, the company has set up a number of sales and service outlets throughout the country. We will do our best to provide all kinds of after-sales service for new and old customers with the following commitments:

1. Three guarantees are given for one year for product quality, as well as lifetime warranty; and it shall ensure the timely supply of each component. Let users have no worries.

2. After-sales service shall be implemented in a 24-hour commitment system, achieving rapid professional, timely and accurate, so as to solve the user's urgency.

3. Organize a variety of professional and technical training courses in a planned way, and send professional and technical personnel to visit for technical guidance regularly to meet the needs of users.

4. Before the use of the equipment, it shall conduct on-site commissioning and provide technical guidance according to the user requirements or specified time.

5. Establish the perfect after-sales service file, track and grasp the new and old users' equipment usage situation timely and accurately.

We will apply excellent product performance, perfect enterprise management and after-sales service to make the majority of users satisfied.

Service Hotline: 0086 574 89022977