On March 3, Dong Yanlu, the Deputy General Manager of CRBBG, presided and held the meeting for certification of the No.18, 60kg/m rail 350km/h PDL turnouts in Nanjing. This preproduced product was considered conform to the drawings and relevant technical documents of PDL turnouts and was accepted as qualified, which have reached the aim of high start point and strict requirement of Nanjing Company. The leaders of Nanjing Company said that the follow-up improvement would be done to receive the final authentication of expert team from the Ministry of Railways.