Zhengzhou Oriole Electronic (Group) Joint-Stock Co., Ltd., (Originally the State-owned 4057 Factory) is a large enterprise of holding company owned by the state. It is Henan provincial excellent new and hi-tech enterprise. There are 1100 staff members in the corporation, among which 600 belong to technical personnel.

Being a large group with several branches, we manufacture and export various products like OR Series Thermal fogger(thermal Fogging Machine) for pest control and plant protection, Electric ULV Sprayer(mist/dust sprayer), Induction Heating Equipment, Magnetic Separator, Solar products, Pulverizer/crusher/mill, IC Card Gas Meter etc. Most of them have been very popular with many countries and areas.