It was in October 1979 when the construction of Changgwang Street began.
Leader
He stressed that rooms not only for aged people but for householders and children should be arranged and all rooms should be designed to be large and distinctive.
After a while, he said that ondol of all living rooms should be ensured by hot-water heating system. He explained in detail that heating pipes installed densely on one side and thinly on the other side so that aged women and baby mothers who like warmth can have a sleep on the warmer part and those who like the cool can have a sleep on the less warm part, thus making everyone can choose a place for sleep as desired.
Thanks to leader