The file photo shows the seaside landscope of China's coastal city of Sanya, Hainan province.[Photo: cits.cn]

China International Travel Service, the country's biggest travel agency, posted a 7.8 percent increase in profits in the first quarter of 2016.

The company's quarterly report shows net profits stood at nearly 700 million yuan or over 100 million U.S. dollars from January to March.

Revenue jumped 4.7 percent year on year to over 5.2 billion yuan.

The company's steady profit growth was attributed to the country's booming tourism industry.

Data from the China National Tourism Administration showed the travel industry is expected to rake in more than 4.5 trillion yuan this year, up 10 percent year on year.