The value of tradable shares on the Shanghai and Shenzhen stock markets fell to 35.53 trillion yuan (5.47 trillion U.S. dollars) at Friday's close, down 4.09 percent from a week earlier, data showed.
Total market capitalization of the two stock markets hit 44.84 trillion yuan, a decrease of 4.25 percent week on week, according to data from Shanghai and Shenzhen stock exchanges.
The average stock price on the two markets rose 3.1 percent from one week earlier to 11.03 yuan.
The Shanghai stock market has 1,094 listed firms, while 1,763 companies got listed on the Shenzhen stock market.
The two stock markets slumped this week, registering the deepest decline in 11 weeks. The benchmark Shanghai composite index lost 3.86 percent from one week earlier to end at 2,959.24. The Shenzhen composite index plunged 5.42 percent from a week earlier to close at 10,151.76.