Nearly half of the APEC expenditure will go towards security preparation amounting to K35 million in 2016 alone.
As hosts, PNG will conduct about 180 APEC meetings before the 21 APEC leaders arrive in the country in 2018.
The APEC Forest Ministers meeting which ended last week is the first high level APEC delegate discussion.
Other lead up topics will be on economy, security, energy, trade and investment, infrastructure, etc.