Is there a charging standard for Lenovo's on-site maintenance software problems?

If your airport invoice is within one year, you can come to the door, but you need to pay. The door-to-door fee within 30 kilometers of first-class cities such as Beijing, Shanghai and Chongqing 100 yuan, second-class city 80 yuan, third-class city 60 yuan and fourth-class city 40 yuan. Free return to factory condition within one year. Debug other software 60 yuan and install each software 25 yuan.