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Premium Diesel Engine & Hydraulic Oil Filters from China

Langfang Longzhong Filter Equipment Co., Ltd. is a trusted manufacturer of high-performance filtration systems for diesel engines, construction machinery, and industrial applications. With ISO/TS16949 certification and over 200 employees, we deliver reliable, OEM-standard filters to clients worldwide.

Your Professional & Reliable Partner

Langfang Longzhong Filter Equipment Co., Ltd. is a leading enterprise specializing in the research, development, and production of automobile filters and hydraulic filtration systems. Our facility spans over 20,000 square meters and employs more than 200 professionals, including engineers and technical staff who make up 30% of our workforce.

We are proud to hold the TS16949 quality management system certification, ensuring every product meets stringent international standards. Our annual production capacity exceeds one million units, serving clients across Europe, North America, South America, and Asia.

20,000+
Square Meters Factory
200+
Employees
30%
Technical Staff
1M+
Annual Output
Factory Equipment Filter Assembly Quality Inspection Packaging Line

Our Premium Filter Products

Explore our wide range of high-efficiency diesel engine filters, hydraulic oil filters, and specialized filtration components designed for durability, performance, and OEM compatibility.

Adly Moto CV52001 Drying Canister Filter

Adly Moto CV52001 Drying Canister Filter

  • Model: 150 Crusader Quad
  • Year: 2006
  • OE No.: CV52001
  • Fitment: Adly Moto
1kg A/C Dryer 3E-3535

1kg A/C Dryer 3E-3535

  • Model: 150 Crusader Quad
  • Year: 2006
  • OE No.: 3E-3535
  • Fitment: Adly Moto
Drying Canister Filter AF27817

Drying Canister Filter AF27817

  • Model: 150 Crusader Quad
  • Year: 2006
  • OE No.: AF27817
  • Fitment: Adly Moto
Engine Filter 20773824

Engine Filter 20773824

  • Model: 150 Crusader Quad
  • Year: 2006
  • OE No.: 20773824, TB 1393, SP1964
  • Fitment: Adly Moto
Truck Hydraulic Oil Filter 7993014

Truck Hydraulic Oil Filter 7993014

  • OE No.: 7993014
  • Ref No.: 4047755305444
  • Engine: L 113 CLB, K 93 CL, K 113 CLB
  • Model: Touring, 3-Series, 4-Series
Hydraulic Oil Filter A222100000119

Hydraulic Oil Filter A222100000119

  • OE No.: A222100000119, SH 66069
  • Year: 2012-, 1989-
  • Engine: 105c, 115u, 85C, 95C
  • Model: Farmall, MAXXUM
Hydraulic Oil Filter 4285577

Hydraulic Oil Filter 4285577

  • OE No.: 4285577
  • Engine: 164 G 580
  • Model: Touring, 3-Series, 4-Series
  • PC No.: PC-248
Car Liquid Filter 14532260

Car Liquid Filter 14532260

  • Model: 150 Crusader Quad
  • Year: 2006
  • OE No.: 14532260
  • Fitment: Adly Moto

Why Choose Our Filters?

Engineered for performance, durability, and precision fit, our filtration products meet or exceed OEM standards.

OEM Quality

All filters are manufactured to match original equipment specifications and performance standards.

High Efficiency

Advanced filtration media captures contaminants down to micron levels for superior engine protection.

Fast Delivery

Large inventory and efficient logistics ensure quick shipment to customers worldwide.

Global Support

Multilingual team and international distribution network for seamless customer service.

400+
Products Available
50+
Countries Served
1M+
Units Shipped Annually
15+
Years in Industry

Frequently Asked Questions

Get answers to common questions about our filters and services.

Are your filters compatible with OEM parts?

Yes, all our filters are engineered to match original equipment manufacturer (OEM) specifications, ensuring perfect fit and performance. We list OE numbers for cross-reference on every product.

What quality certifications do you hold?

We are certified under the TS16949 quality management system, which is the international standard for automotive production and service parts organizations. This ensures consistent quality and process control.

Can you produce custom filter designs?

Yes, we offer OEM/ODM services and can develop custom filtration solutions based on your technical drawings, samples, or performance requirements.

What is your minimum order quantity (MOQ)?

Our standard MOQ is flexible and varies by product. We accommodate both small trial orders and large-volume production runs. Contact us for specific details.

How do you ensure product quality?

We implement strict quality control at every stage—from raw material inspection to final product testing. Our in-house lab conducts filtration efficiency, burst pressure, and durability tests.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to connect with our team.

Company Information

Sales Representative

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