BEIJING — Beijing-Shanghai High Speed Railway Co Ltd (BSHSR), the operator of one of China's most profitable railway lines, reported profit gains last year.

The company raked in 11.94 billion yuan (about $1.7 billion) in net profits attributable to shareholders, rising 16.48 percent year-on-year, according to the company's report filed with the Shanghai Stock Exchange.

Total operating revenue came in at 32.94 billion yuan in 2019, up 5.72 percent year-on-year, said the report.

Established in 2007, the high-speed railway giant made debut on China's A-share market at the Shanghai Stock Exchange on Jan 16 this year.