legal ground
Article 135 The limitation of action for requesting the people's court to protect civil rights shall be two years, unless otherwise provided by law.
Article 137 The limitation period of action shall be counted from the time when one knows or should know that one's rights have been infringed. However, if more than 20 years have passed since the right was infringed, the people's court will not protect it. Under special circumstances, the people's court may extend the limitation of action.
2. The signature of the other party can be signed.
If the other party transfers the property, you can claim to cancel it, but you should sue immediately.
I suggest you take a look at the Civil Procedure Law and learn about your own prosecution. If you don't understand, you can only entrust a lawyer immediately.