Asia shares dropped Monday amid jitters about upcoming Chinese manufacturing data and the continued declines in commodity prices.
The Shanghai Composite opened 1.3% lower at 3614.99, while the smaller Shenzhen Composite traded down 1.5% at 2079.13. The small-cap ChiNext board slipped 2.5% to 2475.33.
The Nikkei Stock Average was down 0.8%, Australia's S&P ASX 200 lost 0.4% and South Korea's Kospi was down 1%.
In China, investors in the region...