Baidu debuts A-share index using big data

The financial services branch of Baidu on Tuesday in Shanghai launched an A-share index, the first financial investment tool to survey the A-share market based on big data, signaling the Internet giant's entrance into the sector.

The CSI Baidu Baifa Strategy 100 Index was jointly introduced by Baidu, China Securities Index Co Ltd and GF Fund Management Co Ltd, according to the tool's prospectus.

The tool will help investors choose which stocks to sell and which to buy based on an analysis of price changes.