An investor walks past an electric billboard displaying the Shanghai Composite Index at a stock market in Beijing Monday, Sept. 3, 2007. Chin's shares up midday, lifted by gains in air carriers after China Eastern Airlines landmark tie-up with Singapore Airlines. Shanghai Composite up 1.9 percent at 5317.44, resistance at 5350, Shenzhen Index up percent at 1486.88. (AP Photo/Andy Wong)