us japanese search area search tokyo international airport tokyo hkdi and ive lee wai lee hong kong andromeda v artscience museum singapore hiroshima city naka incineration plant hiroshima tokyo gate bridge tokyo sewer tunnels for the deep tunnel sewerage system singapore please enable javascript in your browser and reload the file . corporate profile investor relations technologies and innovation vessels and fleets projects oct. 06 2016development of advanced clay guard method effective use of fly ash as seepage barrier oct. 03 2016notice of personnel change sep. 15 2016annual report 2016 released aug. 22 2016order received for large scale deep cement mixing works in hong kong aug. 08 2016summary of consolidated financial results for the first quarter of fiscal year ending march 2017 aug. 01 2016notice of personnel change jul. 26 2016building of a multipurpose self elevating platform jul. 05 2016notice of personnel change jun. 24 2016notice of resolutions of the 66th ordinary general meeting of shareholders 52kb jun. 10 2016notice of the 66th ordinary general meeting of shareholders 95kb notice of the fraudulent e mail impersonated our executives self propelling trailing suction hopper dredger . international association of dredging companies website footer privacy policy copyright penta ocean construction co. ltd. all rights reserved . page end