Commission Regulation (EU) No 502/2012 of 13 June 2012 initiating an investigation concerning the possible circumvention of anti-dumping measures imposed by Council Implementing Regulation (EU) No 2/2012 on imports of certain stainless steel fasteners and parts thereof originating in the People’s Republic of China by imports of certain stainless steel fasteners and parts thereof consigned from Malaysia, Thailand and the Philippines, whether declared as originating in Malaysia, Thailand and the Philippines or not, and making such imports subject to registration