Mozi or Moism
http://www.iep.utm.edu/mozi/#H3
Xunzi
http://plato.stanford.edu/entries/xunzi/
http://www.britannica.com/EBchecked/topic/274068/Xunzi
Legalism
http://afe.easia.columbia.edu/special/china_1000bce_legalism.htm
http://ancientstandard.com/2011/02/28/legalism-in-ancient-china/