Insulating Oil Purifier : Series ZJB: Tongrui Vacuum Insulation Oil Purifier, Series ZJB-A: Tongrui Vacuum insulation oil automation purifier, Series ZJB-R: Tongrui vacuum insulation oil regeneration purifier, Series ZJA: Tongrui Double-stage vacuum insulation oil purifier, Series ZJA-A: Tongrui double-stage vacuum insulation oil automation purifier,
Series ZJA-R: Tongrui double-stage vacuum insulation oil regeneration purifier, Series ZJA-M: Tongrui Mobile Type Transformer Oil Purification Plant, Oil Recycling.
Turbine Oil Purifier : 2.1. Series ZJC: Tongrui vacuum turbine oil purifier, 2.2. Series ZJC-R: Tongrui vacuum turbine oil regeneration purifier, 2.3. Series ZJC-A: Tongrui vacuum turbine oil automation purifie.
Lubricating Oil Purifier : Series ZJD: Tongrui vacuum lubricating oil purifier, Series ZJD-R: Tongrui vacuum lubricating oil regeneration purifier, Series ZJD-M: Tongrui vacuum lubrication oil automation purifier,
Series ZJD-F: Tongrui Oil Purifier for Fuel oil, Light oil and vegetable oil.
Portable Mini Oil Purifier and Oiling Purifier : Series YL Tongrui Portable Mini Oil Purifier and Oiling Purifier,
Series YL-V Tongrui vegetable Oil Purifier.
Engine oil purifier : Series NRC Tongrui Engine Oil Purifier, Series NRF Tongrui engine oil recycling plant,
Series NRY Tongrui Engine Oil Recycling Plant