He visited the Hamhung Branch of the State Academy of Sciences in June, 2002 and met with doctors and their wives working there.

The couple, Nam Jong Su and Ryu Kyong Ok, were also greatly excited to meet the leader whom they longed to see even in a dream.

He told them to exalt the honor of the scientists' families. Bearing deep in mind his deep trust and expectation, the couple worked heart and soul to discharge their duty as scientists in the era of Songun.

Nam Jong Su put the preservation of historic relics with the help of multi-media on a scientific basis. He registered great achievements in the scientific researches for glorifying the revolutionary traditions of the Workers' Party of Korea and preserving and managing historic sites and relics by successfully training reserves as befitting scientists of the Party.

Deputy to the Supreme People's Assembly Ryu Kyong Ok, a room chief of the Analysis Chemical Research Institute, performed feats in the scientific researches to contribute to improving the standard of people's living including the analysis of high molecular substance structure.