A social innovation is a novel solution to a social problem which is more effective, efficient and sustainable. Guests from the Global Young Entrepreneurs Forum 2015 have shared some thoughts with you about social innovation. ====================================== #m21hk #M21媒體空間 m21.hk/ Follow M21: facebook.com/m21hk/ instagram.com/m21hk/ youtube.com/m21hk/ M21 青協網台: m21.hk/production/ M21 最新活動: m21.hk/activity/