Sep. 2012.09 Registered as a supplier to Hyundai-Heavy industries
Sep. 2012.09 Supply of ERM selflocking nut Hwaseong-Cheonan,
                                            Ywongdong-Daegu HighSpeed Railway
Jan. 2012.01 Established Viblock Co., Ltd
Oct. 2013.10 Registered as a Future railway, new transportation industry-academic cooperation.
Jul. 2014.07 Chungbuk train accidents disaster areas consulting company
May. 2014.05 Registered as a supplier to LSIS company.