The Hang Seng Index gained 0.7 per cent to 24,329.11 at 10.56am local time, while the Hang Seng Tech Index advanced 0.5 per cent. On the mainland, the CSI 300 Index strengthened 0.6 per cent and the Shanghai Composite Index added 0.4 per cent.
BYD gained 1.2 per cent to HK$137.20 after it joined other carmakers in standardising bill-payment periods for suppliers to 60 days. Nio rose 3 per cent to HK$29.30 and Xpeng gained 0.6 per cent to HK$79.90. In a statement on Wednesday, BYD said the move would satisfy authorities’ requirements about stabilising supply chains and promoting the development of the car industry.
Some major tech stocks traded higher: Baidu and Xiaomi both rose 1.6 per cent to HK$86.95 and HK$54.30, respectively.
On the downside, instant noodle maker Tingyi tumbled 3 per cent to HK$12, bottled-water company Nongfu Spring lost 2.5 per cent to HK$38.30, and JD Health International eased 1.3 per cent to HK$40.65.
Trade negotiators from China and the US said they reached a consensus on a framework to ease trade tensions. The agreement sought to reinforce commitments made during previous talks in Geneva last month.