Hainan Rubber Industry Group also jumped by the daily limit of 10 percent to a six-month high on hopes that the land-rich company would benefit from accelerated land transfers brought about by upcoming agricultural reforms.
China shares regained momentum on Thursday and hit fresh multi-month highs, lifting a sluggish Hong Kong market, supported by recovering banks and brokerage companies.
A focus for the market was China's August inflation data which showed consumer inflation cooled more than expected. While it provided further evidence of economic slowdown, hopes were raised that policymakers would have room for more stimulus measures if needed.
By midday, the Hang Seng Index inched up 0.1 percent to 24,732.87 points following four days of losses. The China Enterprises Index of the top Chinese listings in Hong Kong was flat.
The CSI300 of the leading Shanghai and Shenzhen A-share listings was up 0.5 percent, earlier testing a 9-month high. The Shanghai Composite Index also added 0.5 percent at 2,329.07 points, after hitting its highest since March 2013 in late morning trade.
