Add: 1 Xinmao Road, Beibei district, Chongqing, China
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About us

PureTech is a manufacturer of oil purification systems

PURETECH—Your Oil Treatment Helper

Chongqing Puretech Electrical and Mechanical Equipment Co.,Ltd. has been committed to the R&D and promotion of oil purification technology and equipment over 20 years.  As a leading manufacturer with its experienced technical team,we provide our clients with solutions and machines for oil treatment, which are widely used in various industries.

PureTech focus on customer satisfaction, provides customers with the most suitable and effective solutions,meanwhile  save the cost as far as possible. In the past years, we have been highly praised by our clients for the high quality products as well as services. We have exported our products to clients and companies in Africa, South America, Middle East, Europe and Asia, which covered various of industries, like power generation and transmission, cement, metallurgical field, machinery factories, mining, shipping and railway fields, environmental departments, etc.


Our Products Range:

Transformer Oil Purifier

Double-Stage Vacuum Transformer Oil Purifier

Single-Stage Vacuum Transformer Oil Purifier

Double-Stage Vacuum Transformer Oil Regeneration Purifier

Automatic PLC Control Transformer Oil Purifier

Double-Stage High-Efficiency Transformer Oil Purifier

Standalone Oil Regeneration System


Turbine Oil Purifier

Vacuum Turbine Oil Purifier

Coalescing Oil Purifier


Lubricating Oil Purifier

Vacuum Lubricating Oil Purifier

Hydraulic Oil Purifier

Gear Oil Purifier

Centrifugal Oil Separator


Portable Oil Filter Machine
Portable Oil Filter Carts

Plate Frame Oil Filtration Device


Vacuum Pump System
Dry Air Generator
SF6 Gas Recovery and Filling System
Oil Testing Instruments



Our philosophy is based on "Save your cost" and "extend equipment life". For this purpose, our experienced technical team has dedicated in continuous R&D and design, in order to meet the demands of different oil processing and to achieve the best treatment effect. In terms of operation, we simplify the operation, so that customers can easily learn to operate and maintain; In terms of protection settings, we have set multiple protection and self-locking functions, in order to ensure that the machine can protect itself in an emergency; In terms of after-sales service, we offer timely reply and guidance for failure, online help, as well as permanent spare parts supply. We have QC department to check and inspect all the machines before shipment, includes the appearance, functions, trial running, etc.


We PureTech will continue uphold the spirit of honesty and trustworthiness, pragmatic and rigorous work attitude, professional and responsible belief, and mutually beneficial and win-win business philosophy. Furthermore, we are willing to make long-term commitments to all dear customers. We will always strive to provide you with the best Oil Purification Machines with "3H" : High performance, High reliability, High intelligence, as well as "3B" : Better price, Better quality and Better service!


We look forward to your visit, and please consult us for your oil treatment recommendations !