he spent time in Yodok political prison camp and was released in 2003.
Shortly after, he managed to escape his homeland
His strategy has been to send rice in bottles, radios, dvd's and information about the outside world on usb drives or sd cards.
the groups delivery method has traditionally been via the sea currents that flow towards North Korea or balloons floated over the border but they are now looking at drone delivery.
the group also helps NK refugees get out of China and in to safe countries.
i see this group as worth supporting.
you can read about Jung Gwang-il in this article
https://www.mic.com/articles/186655/i-spent-a-day-with-north-korean-defectors-who-lived-through-hell-and-want-a-revolution
here is a video of the founder at the Oslo freedom forum which is embedded in the article but i'll post it here anyway
they have a facebook page but i think they have a website in the works
https://www.facebook.com/NKNoChain/
here are some pictures of the group doing their work