Several principals of schools in Hong Kong have lauded the enactment of the Chinese National Security Legislation in the city.<br /><br />They say educators must teach students the right values so that they could learn the development of China from a positive perspective.<br /><br />WATCH MORE: https://thestartv.com/c/news<br />SUBSCRIBE: https://cutt.ly/TheStar<br />LIKE: https://fb.com/TheStarOnline