The company's main: Weichai Power Engine WD615 Euro two, WP10 , WP12; P10EGR, WD618, engine parts! Heavy truck, Weichai CNHTC natural gas engine EGR tube (valve) VG1557110058A & nbsp; & nbsp; & nbsp; apply to the China National Heavy Duty Truck natural gas & nbsp; CNG diesel WD615, & nbsp; the European II engine. Tel: 0531-85702855 58726821 hand machine: 13853193206