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By certification 
Shandong Liaocheng Derun EMT Developing Co.Ltd is the biggest common rail control valves and nozzles producer.Our factory have passed TS16949 certificate. Our main products including:
1) Delphi 9308621C/28239294,9308622B/28239295
2) Bosch: F00RJ01941, F00VC01044 etc more than 50 types of control valve assemblies
3) Denso: orifice spacer BF15/ND5051 including 4.00-4.05mm thickness. Denso rod 5212,5471,5511,6790,8100 etc more than 10 types.
4) nozzles: DN--S(D),DN-PDN,DLLA--P,ETC series
5)pump element: A type, P type etc.
skype:hedyqin123
1) Delphi 9308621C/28239294,9308622B/28239295
2) Bosch: F00RJ01941, F00VC01044 etc more than 50 types of control valve assemblies
3) Denso: orifice spacer BF15/ND5051 including 4.00-4.05mm thickness. Denso rod 5212,5471,5511,6790,8100 etc more than 10 types.
4) nozzles: DN--S(D),DN-PDN,DLLA--P,ETC series
5)pump element: A type, P type etc.
skype:hedyqin123