By Leng Shumei in Global Times, Apr 17, 2017 at 23:03hrs A top education official from Northwest China’s Xinjiang Uyghur Autonomous Region has warned teachers to abide by political rules, after catching Uyghur teachers spreading religious extremism. The three forces of terrorism, separatism and extremism have been spreading extreme thoughts in the region, targeting Uyghur teachers and students and aiming to infiltrate the education system, Perhat Azim, head of Xinjiang’s Education Department, said in an…