If it has rusted and aged, it must be removed and replaced with a new one.

2. Wall treatment, because of the age, the wall of the old house may peel and crack, so it is necessary to repaint the wall, lay a good foundation and pay attention to the basic treatment.

3. Renovation of doors and windows. If the wooden doors and windows are not deformed or cracked, they can be painted and decorated for further use. If iron doors and windows rust and age, they have to be replaced with aluminum alloy or plastic steel doors and windows.

4. Check whether the bathroom leaks. If it leaks, it must be waterproof again.

5. Add switches and sockets. Now science and technology are more and more developed, and there are more and more household appliances and some scientific and technological products. The sockets in the old house may not meet the daily needs of the residents, and some switches and sockets can be added when decorating.

6. Do a good job in in addition to formaldehyde treatment and disinfection, and keep indoor air circulation.

Although it is an old house, there will still be a lot of harmful gases such as formaldehyde in the renovated room. Don't move in immediately. It is recommended to keep indoor ventilation for 3 to 6 months before moving in.