BEIJING — The Yangtze River Delta, a leading growth engine in China, saw more deposits in the first quarter, official data showed.

The balance of domestic and foreign currency deposits in the Yangtze River Delta region was 50.97 trillion yuan (about $7.2 trillion) at the end of March, up 11.1 percent year-on-year, according to the Shanghai Head Office of the People's Bank of China.

The balance of RMB deposits in the region was 49.18 trillion yuan at the end of March, up 11.2 percent year-on-year.

In the first quarter, new RMB deposits in the region stood at 3.3 trillion yuan, an increase of 774.2 billion yuan year-on-year.

At the end of March, the balance of foreign currency deposits in the region was $253.7 billion, up 0.9 percent year-on-year.

The Yangtze River Delta includes Shanghai and the provinces of Jiangsu, Zhejiang, and Anhui in this calculation.