An investor at a stock trading center of a brokerage in Haikou, Hainan Province, on Friday. Stocks closed up yesterday, recovering from slides the previous week. Index heavyweights including banking and insurance shares climbed after China’s first options, based on the exchange-trade fund (ETF), began trading in Shanghai. The CSI300 index of the largest listed companies in Shanghai and Shenzhen rose 1.0 percent, to 3,345.92, while the Shanghai Composite Index gained 0.6 percent, to 3,095.12 points. Total volume of A shares traded in Shanghai was 20.5 billion shares, while Shenzhen volume was 12 billion shares.SD-Agencies