According to the agency, Kim Jong-un welcomed the letter sent to him by the American President Donald Trump, and also praised his colleague for his “unusual determination and will” to resolve the problems the two countries faced.
Earlier, Trump said he was “looking forward to” meeting with the head of the DPRK at the end of February.
The media reported that senior US and North Korean officials are holding talks in Sweden to prepare for a new summit of the two leaders.