The Secretary for Security, Mr Wong Sio Chak, attends a plenary session of the Legislative Assembly, which holds a second reading on a bill to amend the Law No. 17/2009 Prohibition of the Production, Trafficking and Consumption of Illicit Drugs and Psychotropic Substances; and a first reading and a vote on a bill to amend the Law No. 1/2001 Unitary Police Service; a bill to amend the Law No. 9/2002 Internal Security Law of the Macao SAR; and a bill to amend the general rules for public security forces and public security departments.