A private jet used by the billionaire chairman of Egypt’s Orascom Telecom Media and Technology Holding SAE, Naguib Sawiris, flew into Pyongyang on Monday from Australia, data from the NK Pro aviation tracker shows.

The flight’s arrival, so far unreported by North Korean media, could indicate senior level meetings with the DPRK government about the future of Koryolink, Orascom’s once majority-owned cellphone network that has reported major problems with repatriating profits.

“It’s impossible to know who was on board the jet of course, but it was in the past operated by