SHENZHEN B shares rose, helped by a blistering debut from Shenzhen North Jianshe Motorcycle and a sharp rise in new listing Guangdong Power shares.
The power utility rose 2.6 per cent to HK$4.29 on trade worth $18.25 million, half of the day's total.
Jianshe, China's second largest motorbike maker, rose nine per cent on its debut to $4.08 on trade worth $16.8 million.
The CLSA Shenzhen B Share Index rose 2.94 points, or 0.42 per cent, to 695.93 points. The official B share index rose was unchanged at 639.66 points. Trade rose to $4.58 million, from $350,000 on Monday.
The third most active stock was property developer SEZ Real Estate, unchanged at $2 on trade worth just $34,000.
The CLSA A-30 Shenzhen Share Index, which tracks 30 leading A shares, fell 10.51 points, or 1.05 per cent, to 985.94 points.