Banco Nacional Ultramarino
In 2012, the Banco Nacional Ultramarino and Banco da China issued ten million 10 pataca banknotes to commemorate the Year of the Dragon, and from 2012–2023, the Banco National Ultramarino and the Banco da China are each authorized to issue a maximum number of 20 million special notes with the face value of 10 patacas to mark each lunar new year. The Bank of China also issued a 100 pataca banknote to commemorate its centennial anniversary.