+ saving-energy automobile hydraulic compact making machine -product introduction -the specification model and technology index of compact making machine -Patent technology of compact making machine No.1 -Patent technology of compact making machine No.2 -Patent technology of compact making machine No.3 -Patent technology of compact making machine No.4 -it can slove the most difficult problems in the production of compact making machine applying DongLong technology successfuly + High-efficiency hydraulic crusher machine -products introduction -products model + Grains machine of three-board type fluid -Design mechanism -Scope + No dredge water