Profile: Jonh Huah Machinery specializes in providing Extrusion Blow Molding Machine (include Hydraulic type, Electrical type and Hybrid type). JN Series - Design for continuous production with auto deflash, auto recycle, and auto loader. Drive by hydraulic. Automatic alarm system to make sure the safety of the operator without any damage caused by the improper operation. The mold movement device is driven by servo system with advantages of high speed, quiet, high precision, volume boost, yield rate increasing, and without the contamination from the hydraulic oil.