Chen Yang said he maintains his own student principles: no whoring, no gambling, no drugs.
陈阳说，他坚持自己的交友原则：不嫖不赌不毒。
2
Chen K. , Yang C. -W. , Wang Q. -G 2008. Applied principles and cautions of locking compression plate.
陈凯，杨长伟，王秋根。锁定加压接骨板的应用原则及注意事项。
3
Vietnamese linguist Chang Wangke first applied the ancient theory of "Yin and Yang" to the analysis of Russian grammar, especially to the grammatical principles of gender.