How to notarize the same person as China certificate after joining foreign nationality?

With the increasing number of China people who have joined foreign nationality, how to prove that China's previous identity and current foreign identity are the same person has become a difficult problem for almost all immigrants.

Before, all kinds of information in China were registered with Chinese ID cards, such as real estate, banks and securities accounts. Now dealing with these assets, we need to prove that it is the same person.

But in reality, no department can connect your two identities.

The solution is to go to China's foreign embassies and consulates to apply for a notarized certificate of the same person's statement.