... DIN, AISI, JIS Standard in China. Established in 2002, Datong Precision had been certified according to ISO9001:2000 and turning into ... units, Lifter . Ejector Series: Ejector pin, Ejector blades ,Shouldered ejector pins,Ejectorsleeves, Leader pin/Guide pin, Guide bush, Angle pin,Shoulder guide bushing, Sprung Cores ,Air poppet ...