 The remaining 51 sets (CRH2-010A - CRH2-060A) were built by Sifang through technology transfer from Japan.The first train arrived at Qingdao port on March 8, 2006 with little fanfare, and was not even publicized in China.These trains have a maximum operation speed of and started providing high-speed train service from April 18, 2007, the date of the sixth national railway speed-up.