Somsak Puaphan, Muang Samut Prakan chief district and Pol Col Sithatkhet Kruwattanaset, superintendent of the Samrong Nua police station told a news conference about the arrest of Mr Mwanza Bauleni Kanyambilo, 35, from Zambia after the police found marijuana and drug paraphernalia at his room in an apartment in Soi Bearing.
The arrest occurred when the police randomly searched six apartments in the Samrong Nua area.
Three others including two Nigerian nationals and one South African were detained for having no passports or carrying expired passports.
All of them have been detained for further questioning.
