Our main products:oil seal,seal kit and o-ring kit box.We specialize in the spare parts: BOOM CYL KIT , ARM CYL KIT , BUCKET CYL KIT , HYD(MAIN) PUMP KIT CONTROL VALVE KIT, SWING MOTOR KIT, TRAVEL MOTOR KIT, CENTER JOINT KIT, ADJUSTER CYL KIT,PILOT VALVE KIT,FOOT VALVE KIT,PUSHER,FLOATING SEAL and loose parts for Caterpiller,Komatsu,Hitachi,Kobelco,Kato,Sumitomo,Volvo,Hyundai,Doosan and Daewoo excavators.We export large quantity to Africa and Asian countries, deal to high quality and reasonable price.We are ready to refer you our favourable price and relative samples, for quality evaluation and marketing activities.