China stocks dip ahead of long holiday as trade war hits factories; HK rises on tech shares

China stocks dipped ahead of Labour Day, while Hong Kong rose on tech and property gains.

Factory activity dropped, fueling hopes for government stimulus.

AI stocks surged after Xi's visit, and ethane importers benefited from U.S. tariff waiver.

Banking stocks fell on narrower Q1 margins; markets closed May 1–5.