Commission Regulation (EC) No 923/2008 of 12 September 2008 initiating an investigation concerning the possible circumvention of anti-dumping measures imposed by Council Regulation (EC) No 1174/2005, as amended by Council Regulation (EC) No 684/2008, on imports of hand pallet trucks and their essential parts originating in the People’s Republic of China by imports of hand pallet trucks and their essential parts consigned from Thailand, whether declared as originating in Thailand or not and making such imports subject to registration