BEIJING, Dec. 11 -- China's courier sector posted expansion in November, a monthly industry index showed.

The China express delivery development index for November came in at 338.7, up 1.2 percent year on year, the State Post Bureau said.

The sub-index for the delivery services quality grew 13.3 percent from a year earlier.

Meanwhile, the sub-index for development scale, capacity, and trend declined year on year due to the impact of the COVID-19 epidemic.