TWO DAY CONFERENCE, 10 & 11 september 2012 – Gateway Hotel, Port Moresby, Papua New Guinea. Register now. Monday 10 September 2012: The PNG International Investment Summit. Tuesday 11 September 2012: The PNG Infrastructure Summit. Early-bird registrations close 27 July 2012.The Papua New Guinea Advantage 2012 conference is dedicated entirely to the promotion of business and investment in PNG.