🌐 English Version · Welcome to Chongqing Yanneng Oil Filter Machine Co., Ltd. — 20+ years of professional oil purifier manufacturing experience.
About Yanneng
Professional · Reliable · Innovative
Company Overview
Chongqing Yanneng Oil Filter Machine Co., Ltd. is a high-tech enterprise specializing in the R&D, manufacturing, sales, and service of industrial oil filtration equipment. With 20+ years of professional experience, we have become a leading oil purifier manufacturer in China, focusing on vacuum oil purifiers, two-stage vacuum oil purifiers, plate-frame pressure oil purifiers, coalescence-separation oil purifiers, portable oil purifiers, and transformer oil-specific oil purifiers.
Our products are widely used in power, steel, petrochemical, rail transit, new energy, nuclear power, and other critical industries, serving 500+ customers nationwide and internationally.
Core Values
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Technological Innovation
Continuous investment in R&D, adopting advanced vacuum dehydration and degassing technology, multi-stage precision filtration, and intelligent PLC control systems.
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Quality First
ISO 9001 certified manufacturing, 99% customer satisfaction, 1-year warranty (3 years for core components), lifetime maintenance commitment.
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Service Excellence
5 service centers and 30+ offices nationwide, 7×24 technical support, 48-hour on-site service commitment for all our oil purifier products.
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Win-Win Cooperation
Long-term partnerships with 500+ industrial customers, including major power, steel, and petrochemical enterprises. Mutual growth and success.
Manufacturing Capabilities
20+
Years of Experience
500+
Cooperative Customers
30+
Product Models
99%
Customer Satisfaction
Product Series
Chongqing Yanneng specializes in manufacturing the following industrial oil filtration equipment:
Vacuum Oil Purifier (ZK Series)
High-efficiency dehydration and degassing for transformer oil, hydraulic oil, and lubricating oil.
Two-Stage Vacuum Oil Purifier (ZKS Series)
Ultra-high vacuum for EHV/UHV transformer oil, nuclear power, and other critical applications.
Plate-Frame Pressure Oil Purifier (BK Series)
Mechanical filtration for high-viscosity oil, suitable for steel mill and heavy industry.
Coalescence-Separation Oil Purifier (JJ Series)
Removes free and emulsified water, ideal for turbine oil and hydraulic systems.
Portable Oil Purifier (PX Series)
Compact design for on-site oil filtration, workshop, and maintenance work.
Transformer Oil Purifier (BY Series)
Specialized equipment for transformer insulating oil, restores dielectric strength.
Industries Served
Power Substation
Steel Mill
Petrochemical Plant
Rail Transit
High-Speed Rail
Urban Rail
Wind Power
Offshore Wind Power
Photovoltaic
Nuclear Power
Chemical Plant
Data Center
Semiconductor
Marine
Aviation
Pharmaceutical
Food & Beverage
Cement
Mining
Metallurgy
Service Network
5
Service Centers
Major cities across China
30+
Offices
Nationwide coverage
7×24
Technical Support
Round-the-clock availability
Partner with Yanneng
For inquiries about vacuum oil purifiers, two-stage vacuum oil purifiers, or custom oil filtration solutions,
contact Yanneng Oil Purifier today.
contact Yanneng Oil Purifier today.
Service Hotline: 400-023-9089 · Email: info@yanneng.com