Oriental Instruments & Dongyi Technology

Targeting global production of helium leak detection equipment; independently developed quality flow meter filling machines, with customers spread across various domestic refrigeration enterprises, enjoying high recognition in the industry.

Patent Certificate


A type of booster lift

A type of booster lift

An automatic flip placement rack

An automatic flip placement rack

A refrigerant surplus monitoring and alarm device

A refrigerant surplus monitoring and alarm device

A fixture for detecting heat exchangers

A fixture for detecting heat exchangers

A uniform temperature heating system for a vacuum degreasing furnace

A uniform temperature heating system for a vacuum degreasing furnace

Invention Patent Certificate

Invention Patent Certificate

Utility Model Patent Certificate

Utility Model Patent Certificate

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Online message

The main products of our company now include refrigerant filling machine, explosion-proof filling machine, vacuum purification filling machine, special power supply, helium inspection equipment, etc.

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