We are a leading manufacturer and distributor of earthmoving parts for Hitachi Komatsu Caterpillar Isuzu Cummins in China. It consistes of 4 branches , isuzu authorized dealer, Korea TongMyung Hydraulic Dealer, Office in HongKong. And OTTO have distributors in the worlds, Such as Russia, Canada, Mexico, Brazil, Colombia, Ecuador, Turkey, Philippines, Ghana, South Africa, New Zealand, Australia, South Korea..etc.