This person has done so many bad deeds that his death will not be mourned.
Examples (Wiktionary)
Mandarin
按照全党、全军、全民的一致意愿推举金正恩同志为金正日总书记的唯一接班人的重大问题提到日程时，张成泽心怀二意，犯下了明里暗里地妨碍领导的继承问题的滔天大罪。
按照全黨、全軍、全民的一致意願推舉金正恩同志為金正日總書記的唯一接班人的重大問題提到日程時，張成澤心懷二意，犯下了明裏暗裏地妨礙領導的繼承問題的滔天大罪。
àn zhào quán dǎng ， quán jūn ， quán mín de yī zhì yì yuàn tuī jǔ jīn zhèn gēn tóng zhì wéi jīn zhèng rì zǒng shū jì de wéi yī jiē bān rén de zhòng dà wèn tí tí dào rì chéng shí ， zhāng chéng zé xīn huái èr yì ， fàn xià le míng lǐ àn lǐ de fán gài lǐng dǎo de jì chéng wèn tí de tāo tiān dà zuì ．
Jang committed such an unpardonable thrice-cursed treason as overtly and covertly standing in the way of settling the issue of succession to the leadership with an axe to grind when a very important issue was under discussion to hold respected Kim Jong Un in high esteem as the only successor to Kim Jong Il in reflection of the unanimous desire and will of the entire party and army and all people.
Mandarin
那厮乃花果山产的一妖猴，罪恶滔天，不可名状。
那廝乃花果山產的一妖猴，罪惡滔天，不可名狀。
nà sī nǎi huā guǒ shān chǎn de yī yāo hóu ， zuì è tāo tiān ， bù kě míng zhuàng ．
That guy is a demonic monkey born in Mount Huaguo, committed heinous crimes, which are indescribable.
The fellow workers of this magazine originally weren't guilty; it was only their support to Mr. Democracy to Mr. Science that led to their heinous crimes.