Key Points:Hang Seng Index retreats as weak China PMI and strong US inflation data shake investor sentiment.EV and tech stocks drag Hang Seng lower, while Alibaba and Baidu gains help limit losses.Beijing pledges more policy support as weak PMI underscores the urgency for stimulus action.Hang Seng Index Dips as US Inflation Indicators and China Data Test SentimentThe Hang Seng Index fell in early trading on Friday, August 1, potentially extending a three-day losing streak. Overnight US economic