Hong Kong shares tumble after pro-democracy clashes, China stocks higher
* HSI -1.9 pct, H-shares -1.8 pct, CSI300 +0.4 pct
* HK benchmark down to 3-month low
* HK retailers suffer as protests disrupt Golden Week holiday
* Shiji Info Tech soars 10 pct after Alibaba buys stake (Updates to midday)
By Grace Li
HONG KONG, Sept 29 (Reuters) - Hong Kong shares fell by midday on Monday after pro-democracy supporters clashed with police in the worst unrest in the city since China took back control of the former British colony almost two decades ago.
Chinese markets, in contrast, hovered in positive territory unaffected by the protests in Hong Kong. News reports and photos of the clashes between protesters and police were not easily accessible via the Internet on the mainland, with posts on social media also blocked by censors.
By midday, the Hang Seng Index was down 1.9 percent at 23,218.64 points. The benchmark index had recovered slightly from a three-month low with losses of nearly 600 points.
The China Enterprises Index of the top Chinese listings in Hong Kong fell 1.8 percent. Continuación...