A notorious Myanmar crime syndicate boss was sentenced to death on Tuesday by a Chinese court for his group’s industrial-scale operations that led to the death of six Chinese citizens, according to state news agency Xinhua.

The Kokang crime boss Bai Suocheng, his son Bai Yingcang and three close associates were sentenced to death by Shenzhen Intermediate People’s Court in Guangdong province, Xinhua reported.

Another 16 defendants working for the Bai family received criminal sentences of varying lengths, according to the verdict published by Xinhua.

Two of the 16 were also given death sentences but with a two-year reprieve. Another five were handed life imprisonment, it said.

Nine people received fixed-term prison sentences, ranging up to 20 years, along with other penalties such as fines, confiscated property and deportation from China.

According to the verdict, Bai and core members of his group ran industrial-scale telecoms fraud and gambling operations under armed protection.