US stocks open lower after weak data

US stock indices opened lower on Wednesday, despite strong earnings reports this week, after the release of weak economic data.

Data showed that the Chinese manufacturing PMI fell to 51.1 points last month, lower than forecasts of a rise to 55.9 points, from 51.9 in the previous reading.

The US personal income index rose 21.1% in March, while personal spending rose 4.2%.

This week, Apple, Microsoft, Amazon, Facebook and Tesla have all reported strong earnings for the first quarter.

As for stocks, Dow Jones fell 0.4% or 125 points to 33,933 as of 13:49 GMT, Nasdaq fell 0.4% or 63 points to 14,020, and S&P 500 fell 0.4% or 18 points to 4,193.