This question is about China's economy growth,China is basically rely on Labor-saving growth, but there will be a labor surplus, to deal with the

This question is about China's economy growth,China is basically rely on Labor-saving growth, but there will be a labor surplus, to deal with the professor said"Labor absorption require more units of GDP growth" what does more units refer to? Also China is a resource-intensive growth country, what is the linkage between Labor-saving and Resource-Intesnive