Net revenue of Hong Kong-listed casino operator Summit Ascent Holdings Ltd. soared 46 percent on the back of the strong rolling chip operation at Tigre de Cristal in Russia’s Far East.

In a regulatory filing, Summit Ascent announced that it posted a net revenue of HKD470.6 million (US$60 million) in 2017 compared to HK$323.2 million (US$41.19 million) in 2016. Summit Ascent’s 2017 profit was HK$13.8 million ($1.76 million).

Summit Ascent chairman Kuo Jen Hao attributed the revenue surge to vibrant gambling activity at Tigre de Cristal.

Tigre de Cristal posted adjusted property earnings before interest, taxation, depreciation, and amortization (EBITDA) of HK$173.7 million, up 32 percent year-on-year, while its rolling chip turnover grew to HK$18.8 billion ($2.4 billion) from HK$14.1 billion (US$1.8 billion) in 2016.