BEIJING - The ChiNext Index, which tracks China's NASDAQ-style board of growth enterprises, surged 3.07 percent to close at 1,806.86 points on Tuesday.

The ChiNext Index, together with the Shenzhen Component Index and the Shenzhen SME (small- and medium-sized enterprises) Board Index, are major indices reflecting the performance of stocks listed on the Shenzhen Stock Exchange.

The ChiNext Board, which started trading on Oct 30, 2009, mainly lists high-tech companies and those with high growth potential.