South Korean President Park Geun Hye and Chinese Premier Li Keqiang on Saturday agreed to stay in close touch in dealing with North Korean issues, according to South Korea's presidential office.

The two leaders "exchanged candid opinions on the situation on the Korean Peninsula, North Korea's nuclear issue and the issue of reunification of the Korean Peninsula, following the visit to North Korea made by Liu Yunshan, a member of the Communist Party's Politburo Standing Committee," the office said in a brief statement.

Park and Li "agreed to further strengthen strategic communication between the two countries on the (North Korean) issue," it said.