https://www.theguardian.com/technology/2018/dec/09/china-threatens-canada-with-grave-consequences-if-huawei-cfo-not-freed

Chinese backlash intensifies as Meng Wanzhou faces extradition to US over fraud allegations

China has warned Canada there would be severe consequences if it did not immediately release Huawei’s chief financial officer, calling the case “extremely nasty”.