Along with China, the Singapore race as marked as provisional in the first 2018 calendar that was published last month.

While its future has never been in serious doubt, a new deal has yet to be officially signed with the F1 organisation.

First held in 2008, the race is in the final season of the second of two five-year deals signed with Bernie Ecclestone.

Syn, the deputy chairman of the Singapore GP organisation, was at the British GP, where he met with the sport’s new owners.

Although he declined to comment on specifics, he made it clear that discussions are ongoing.

“It’s a work in progress,” Syn told Motorsport.com. “It’s a serious matter, so we’re being very careful. Everything we do has to be together.

"It’s very close, and we’re very hopeful. We can only hope!”

Asked if the sticking point was the length of the new deal he said: “We’re just looking at a good deal.”