BEIJING, Oct. 22 (Xinhua) -- Chinese stocks closed lower on Wednesday, with the benchmark Shanghai Composite Index down 0.07 percent to 3,913.76 points.
The Shenzhen Component Index closed 0.62 percent lower at 12,996.61 points.
The combined turnover of these two indices stood at 1.67 trillion yuan (about 235.36 billion U.S. dollars), down from 1.87 trillion yuan on the previous trading day.
Shares related to combustible ice, gas extraction and engineering machinery led the gains, while those related to precious metals suffered major losses.
The ChiNext Index, tracking China's Nasdaq-style board of growth enterprises, lost 0.79 percent to close at 3,059.32 points. ■
