or 30 nautical miles (55.5km) per hour.
Please credit and share this article with others using this link:http://www.bangkokpost.com/news/general/1020753/marine-police-set-to-receive-faster-armed-cruisers. View our policies at http://goo.gl/9HgTd and http://goo.gl/ou6Ip. © Post Publishing PCL. All rights reserved.