Pyongyang, October 2 (KCNA) — At the invitation of Kim Jong Un, general secretary of the Workers’ Party of Korea and president of the State Affairs of the Democratic People’s Republic of Korea, Thongloun Sisoulith, general secretary of the Central Committee of the Lao People’s Revolutionary Party and president of the Lao People’s Democratic Republic, will pay a congratulatory visit to the DPRK on the occasion of the 80th founding anniversary of the WPK.