The Civil Aviation Administration of China (CAAC) said overall traffic volume rose by 31% with combined profits totalling CNY9.4bn ($1.3bn) during the first quarter of 2010.
CAAC director-general Li Jiaxiang said the passenger traffic volume maintained stable growth and increased by 16%, compared with the same period of 2009, according to People's Daily Online.
Postal traffic volume increased by 42% from the previous year.
In the first quarter, the overall international traffic for Chinese airlines' international routes rose by 62%, international passenger traffic volume increased by 28% and international postal traffic volume grew 89%.
Over the same period, Chinese airlines recorded over CNY6.9bn ($1bn) and airport operators posted about CNY1.8bn ($263m) in combined profits.