BEIJING -- Chinese stocks closed lower on Monday, with the benchmark Shanghai Composite Index down 2.17 percent to 3,372.86 points.

The Shenzhen Component Index closed 3.43 percent lower at 12,573.43 points.

The combined turnover of stocks covered by the two indices came in at 1.02 trillion yuan ($161.4 billion), up slightly from the previous trading day.

Stocks related to precious metals and COVID-19 treatment led the gains, while those related to air transport and online travel services posted the biggest declines.

The ChiNext Index, tracking China's Nasdaq-style board of growth enterprises, lost 4.3 percent to close at 2,630.37 points.