The new HK$1,000 banknotes are on show in Hong Kong, Dec. 11, 2018. The Hong Kong Monetary Authority and the three note-issuing banks announced that the 2018 new series HK$1,000 notes and HK$500 notes will be issued into circulation on Dec. 12 and Jan. 23 respectively. (Photo: China News Service/Zhang Wei)

The new HK$1,000 banknotes are on show in Hong Kong, Dec. 11, 2018. The Hong Kong Monetary Authority and the three note-issuing banks announced that the 2018 new series HK$1,000 notes and HK$500 notes will be issued into circulation on Dec. 12 and Jan. 23 respectively. (Photo: China News Service/Zhang Wei)

The Hong Kong Monetary Authority and the three note-issuing banks announced on Tuesday that the 2018 new series HK$1,000 notes and HK$500 notes will be issued into circulation on Dec. 12 and Jan. 23 respectively. (Photo: China News Service/Zhang Wei)

Lydia Chan Yip Siu-ming, head of currency and settlement at the Hong Kong Monetary Authority (HKMA), shows the new HK$1,000 banknotes in Hong Kong, Dec. 11, 2018. The Hong Kong Monetary Authority and the three note-issuing banks announced that the 2018 new series HK$1,000 notes and HK$500 notes will be issued into circulation on Dec. 12 and Jan. 23 respectively. (Photo: China News Service/Zhang Wei)

The new HK$1,000 banknotes are on show in Hong Kong, Dec. 11, 2018. The Hong Kong Monetary Authority and the three note-issuing banks announced that the 2018 new series HK$1,000 notes and HK$500 notes will be issued into circulation on Dec. 12 and Jan. 23 respectively. (Photo: China News Service/Zhang Wei)