Asia opens mostly lower

Asian stock indices opened the third session of August mixed with China, China, Australia, and New Zealand lower, while Hong Kong and South Korea gained ground, amid concerns of a second global bout of the coronavirus pandemic.

Earlier Australian data showed the construction AIG index up to 42.7 from 35.5 in June, while the New Zealand unemployment rate fell to 4% from 4.2%. 

New Zealand's labor costs in the private sector rose 0.2% in the second quarter, slowing from 0.4% in the first. 

New Zealand's commodity prices rose 2.3% in July, compared to a 0.7% drop in June. 

Japan's TOPEX fell 0.59%, while Nikkei 225 dropped 0.60% to 22,437. 

China's CSI 300 declined 0.51%, while Shanghai shed 0.39% to 3,358. 

Hong Kong's Hang Seng rose 0.15%, while South Korea's KOSPI added 0.84% to 2,299. 

New Zealand's NZX 50 fell 0.28%, while Australia's S&P/ASX 200 fell 1.13% to 5,989.