BEIJING, Sept. 3 -- Firms listed on the Shenzhen Stock Exchange (SSE) reported growth in both operating revenues and net profits in the second quarter, indicating improved business performances among listed firms, the exchange has said.

As of Aug. 31, a total of 2,812 SSE-listed firms have disclosed their semi-annual reports. These enterprises raked in a total of 5.2 trillion yuan (about 724.36 billion U.S. dollars) in operating revenues in the second quarter, up 12.3 percent from the previous quarter, SSE data shows.

During the April-June period, the net profits of these enterprises grew 10.54 percent quarter on quarter to 308.32 billion yuan.

In the first half of the year, 2,225 SSE-listed firms reported profits, accounting for 79.13 percent of all such firms, SSE data shows. There were 863 enterprises each reaping over 100 million yuan in profits.

Leading companies on the bourse posted stellar performances in the first half, with 36 firms boasting market values of over 100 billion yuan as of Aug. 30.

Data also shows that the operating revenues of listed companies on the ChiNext stock market, China's Nasdaq-style board for growth enterprises, came in at a total of 1.78 trillion yuan in the first half, up 10.36 percent year on year. The growth rate was significantly higher than that of the whole A-share market.