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10Oct 2026

Chongqing Tongrui Filtration Equipment Manufacturing Co., Ltd .Official State...

Official Statement We hereby solemnly declare that www.cnoilpurifier.com is the sole designated official website for the international trade operations of Chongqing Tongrui Filtration Equipment Man...
19Sep 2026

Tongrui Filtration (DIR) — Waste Oil Regeneration Equipment

The Tongrui Filtration DIR series waste lubricating oil regeneration system is a highly practical, comprehensive solution designed for the purification and regeneration of various waste mineral oil...
05Sep 2026

Technical Presentation On Tongrui DIR Waste Lubricating Oil Regeneration And ...

The DIR series waste lubricating oil regeneration and distillation equipment from Chongqing Tongrui Filtration Equipment Manufacturing Co., Ltd. is a comprehensive processing system designed for th...
14Aug 2026

Formal Statement

Official Statement Chongqing Tongrui Filtration Equipment Manufacturing Co., Ltd. hereby solemnly declares that **www.cnoilpurifier.com** is our company's sole official website for internationa...
12Aug 2026

Official Statement From Chongqing Tongrui Filtration Equipment Manufacturing ...

Official Statement by Chongqing Tongrui Filtration Equipment Manufacturing Co., Ltd. Chongqing Tongrui Filtration Equipment Manufacturing Co., Ltd. (hereinafter referred to as "the Company&quo...
22Aug 2026

Don't Panic If The Oil Is Dirty—ask Kunlun's Lee First

To all business owners: does your lubricating oil look like this? Hydraulic oil turning as black as soy sauce just days after a change; Gear oil contaminated with water, emulsified to look like a l...
08Aug 2026

An Expert in Oil Revitalization—Tongrui Oil Purifiers Save You Money And Prov...

Professionals in the power and industrial sectors likely share a common headache: transformer oil degrades over time due to moisture ingress, gas accumulation, and impurity buildup, creating hidden...
25Jul 2026

Chongqing Tongrui DIR Series Waste Oil Distillation Equipment—Turning Waste O...

Amidst the comprehensive rollout of environmental policies and the surging demand for industrial resource recycling, the proper disposal and profitable regeneration of waste engine oil have become ...
04Jul 2026

Tongrui DIR's Magic Machine For Recycling Waste Oil Transforms Dirty Oil Into...

Piles of waste oil? Heartbroken to throw it away, polluting by burning, and expensive to dispose of? Don't worry! Chongqing Tongrui DIR waste lubricating oil regeneration and distillation equipment...
27Jun 2026

Tongrui ZJD Vacuum Oil Filter | A Hardcore Expert in Oil Purification, Demuls...

Oil emulsification, high water content, and numerous impurities? Chongqing Tongrui ZJD series lubricating oil vacuum filters are tailor-made for solving the "difficult problems" of industrial lubri...
15Jun 2026

Deeply Rooted in Intelligent Filtration Manufacturing, Empowering Industrial ...

With nearly two decades of experience in the industry, Chongqing Tongrui Filtration Equipment Manufacturing Co., Ltd., established in 2007, has focused on the R&D, intelligent manufacturing, an...
06Jun 2026

Chongqing Tongrui: A Distinguished Practitioner Of High-Precision Filtration ...

In an era where the efficient operation of industrial systems is becoming increasingly intertwined with the imperatives of sustainable development, the management of industrial lubricants has emerg...

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News

Chongqing Tongrui Filtration Equipment Manufacturing Co., Ltd .Official State...

Tongrui Filtration (DIR) — Waste Oil Regeneration Equipment

Technical Presentation On Tongrui DIR Waste Lubricating Oil Regeneration And ...

Formal Statement

Official Statement From Chongqing Tongrui Filtration Equipment Manufacturing ...

Don't Panic If The Oil Is Dirty—ask Kunlun's Lee First

An Expert in Oil Revitalization—Tongrui Oil Purifiers Save You Money And Prov...

Chongqing Tongrui DIR Series Waste Oil Distillation Equipment—Turning Waste O...

Tongrui DIR's Magic Machine For Recycling Waste Oil Transforms Dirty Oil Into...

Tongrui ZJD Vacuum Oil Filter | A Hardcore Expert in Oil Purification, Demuls...

Deeply Rooted in Intelligent Filtration Manufacturing, Empowering Industrial ...

Chongqing Tongrui: A Distinguished Practitioner Of High-Precision Filtration ...