Hong Kong's Hang Seng Index rose 155 points, or 0.69 percent, to open at 22,827 on Monday, while mainland stocks opened largely flat.
The Hang Seng TECH Index, which represents the 30 largest technology companies listed in the SAR, gained 3.3 percent.
Baidu jumped 8.6 percent at one stage, following reports that its chip unit, Kunlunxin, is planning to go public in Hong Kong at a target valuation of US$50 billion.
On the mainland, both the benchmark Shanghai Composite Index and the Shenzhen Component Index opened flat.
The ChiNext Index, tracking China's Nasdaq-style board of growth enterprises, was up 0.15 percent at 4,200 points.
The STAR Composite Index, which reflects the performance of stocks on China's sci-tech innovation board, opened 0.3 percent higher at 2,350. (Xinhua & Reuters)
Edited by Altis Wong
