BEWARE: China uses tactics such as retaliating against families of critics, taking advantage of ‘red notices’ and abducting critics who are overseas, the official warned By Chen Yun and Jonathan Chin / Staff reporter, with staff writer A Taiwanese security official warned that China’s new “ethnic unity law” formalizes transnational repression through five coercive tactics.China’s Ethnic Unity and Progress Promotion Law, which took effect on Wednesday, requires all Chinese to uphold national unification. People or organizations, wherever they may be, who undermine ethnic unity or promote ethnic division could be held legally liable, it states, without clearly identifying what kind of conduct would count as such. A person touches a Chinese flag in an undated photograph. Photo: AP China has k