日本最新一区二区三区免费看,成人AV精品在线观看,久久精品成人国产午夜,精品没穿衣服照片,桃色视频在线免费观看,欧美亚洲日本国产,这里有精品在线观看视频,苹果资源网xk655com

1. Our machine warranty period is one year. Parts can be replaced free of charge during the warranty period.
2. The software of our system can be upgraded for free lifetime.
3. According to the model purchased by the customer, we recommend wearing parts and consumable parts. Customers purchase according to their needs.
4. We have sufficient accessories and parts in our factory , and can ship to client timely.