A new ¥100 note was put into circulation in China on Thursday. The new note incorporates security enhancements, such as colour-changing ink on the number 100, an extra serial number and uneven picture patterns, which the People’s Bank of China hopes will deter forgeries.

New 100 yuan note goes into circulation.

New 100 yuan note goes into circulation. Image by Karl Baron / CC BY 2.0

Counterfeit currency is a major problem in China, where in 2014 police confiscated more than 500 million yuan (US$85 million) in forged banknotes. The bill still retains its iconic portrait of Mao Zedong, who features on all Chinese banknotes. Read more: wsj.com