1) If you want to make the transfer yourself, you need to write a dismissal statement, stating that you will dismiss the previous entrusting institution and make the relevant transfer yourself;
2) If the transfer is made through an agency, you only need to give them the power to entrust, and nothing else needs to be taken care of.
The application for filing a project change can be downloaded from the materials of the State Patent Office, and then you can call the Patent Office first to inquire about your company and which change it should be. There are many service phones there.
The procedure fee for each change is 200 yuan.