Commission Implementing Regulation (EU) 2015/2346 of 15 December 2015 initiating an investigation concerning the possible circumvention of anti-dumping measures imposed by Council Implementing Regulation (EU) No 1008/2011, as amended by Council Implementing Regulation (EU) No 372/2013, on imports of hand pallet trucks and their essential parts originating in the People's Republic of China by imports of slightly modified hand pallet trucks originating in the People's Republic of China, and making such imports subject to registration