About Us
High-standard filters ensure the purity of every drop of oil and the freshness of every breath of air.
From hydraulic filters for mechanical equipment to natural gas filters for urban gas pipelines, and even to modern greenhouse filters, we understand that the purity of every drop of liquid and every stream of gas affects the efficiency, safety, and value of the system.
Langfang Huangyi Filter Co., Ltd., has focused on manufacturing filters for 13 years, upholding the responsibility to safeguard every step of the process.
We produce: hydraulic filters, natural gas filters, pipeline filters, oil-water separation filters, 304 stainless steel filters, greenhouse filters, activated carbon filters, AC furnace filters, and various other types of filters.
Our Company



High-standard borosilicate fiber filter material
Various Types of Precision Testing Instruments
Mechanized and standardized production
Fiber filter media can provide hydraulic filters and natural gas filters with higher contaminant holding capacity and greater flow rates.
Advanced testing instruments can ensure the stable operation of hydraulic filters and natural gas filters.
Assembly line enables hydraulic filters and natural gas filters fast assembly
Our Technical Team Management

Marketing Manager – Aimee

Product Engineer – Henry

Production Supervisor – Cillian


