China’s factory activity expanded for a second month, the best streak in more than a year, bolstering hopes that the rebound in the world’s second-biggest economy can be sustained.

The official manufacturing purchasing manager index reached 50.4 in April, the National Bureau of Statistics said on Tuesday. That’s largely in line with a median forecast of 50.3 in a Bloomberg survey and eased from March’s 50.8. Any reading above 50 points to an expansion.