At the jubilant “return to sender” ceremony held at the Mindanao International Container Terminal, representatives from environmental groups joined with the Bureau of Customs-Region 10  Port Collector John Simon and other public officials  in celebrating the re-export of the first 60 container vans of contaminated plastic waste from South Korea in Tagoloan, Misamis Oriental where more than 5,000 tons of such wastes have been sitting since 2018.