(Yicai Global) Jan. 18 -- China's mainland stock markets climbed into positive territory after the National Bureau of Statistics revealed that China was the only major economy to expand last year. 

The Shanghai Composite Index edged up 0.7 percent to 3,591.33 by the lunch break. The Star Market Board 50 Index surged 2.52 percent to 1,484.12.

The Shenzhen Component Index rose 1.31 percent to 15,228.48. The ChiNext Price Index, which tracks growth enterprises listed in Shenzhen, soared 1.84 percent.

In 2020, China's gross domestic product grew by 2.3 percent to CNY101.6 trillion (USD15.7 trillion) from 2019, breaking through the key level of CNY100 trillion (USD15.4 billion) for the first time ever, the NBS revealed today.

Editor: Emmi Laine