China stocks fall on economy, share supply worries; HK also down
* CSI300 -0.3 pct; SSEC: -0.1 pct; HSI: -0.5 pct
* Economic uncertainty and share supply increase worry investors
* China manufacturing activity may have contracted again in Dec
SHANGHAI, Dec 30 (Reuters) - China stocks dipped on Wednesday, undermined by selling in banking and property shares, as traders awaited December manufacturing activity surveys which are expected to show the economy remains sluggish.
Risk appetite was also curbed by the looming expiration next month of a six-month ban on share sales that was imposed on listed companies' major shareholders during the summer market rout.
The blue-chip CSI300 index fell 0.3 percent to 3,751.59 points by the end of the morning session, while the Shanghai Composite Index lost 0.1 percent to 3,561.14.
Hong Kong shares also edged lower in thin volume. The benchmark Hang Seng index lost 0.5 percent, and the Hong Kong China Enterprises Index fell 1.8 percent.
Qi Yifeng, an analyst at consultancy CEBM, identified two major sources of concern haunting Chinese investors: when will the economy bottom out, and whether the market can withstand a potential equity supply glut next year.
"Next year, there will definitely be a surge in share supply," Qi said, citing the expiration of the share sale ban and reforms that would make new listings much easier. Continuación...