Joint Account How To Get Back My Share Of Joint Bank Account Balance When My Partner Has Vanished?

How to get back my share of joint bank account balance when my partner has vanished? - joint account

The account is maintained at a bank in Hong Kong and two signatures for withdrawal is required. Since my partner joint account is long gone, the funds were frozen for years. Everyone, please inform any process of banks in Hong Kong, the account holder will allow access to the tracking of funds.