Share the Sunshine!: Chang Sung-un / CEO of YOLK
Chang Sung-un has created a way to solve child labor problems in Africa with the Solar Cow Project which suggests an innovative approach to easily solve the issue by utilizing natural solar energy.
Chang Sung-un persuades parents to send their kids to school
Chang Sung-un researched about the electricity use in Congo
Chang Sung-un and her team is showing how the Solar Cow is working in front of teachers and kids