About us

Lesha provides a range of filters supplied to customer specifications in requested private label brands.

R&D Center

Our R & D team is a high-quality, highly educated research department which is composed of engineers with rich experience in the research and development of our products. In order to ensure that the our filters keeps up with the forefront of technology, Lesha also focuses on multifunctional filters, with added benefits or features such as anti-allergen, anti-bacteria, anti-virus, etc., thus offering a full range of product benefits to its global customer base.
Contained within the R&D Group, LESHA has the complete range of test facilities and personnel to support required testing:

r&d filter

Contained within the R&D Group, LESHA has the complete range of test facilities and personnel to support required testing:

Media test: Tensile, Pressure loss, Stiffness, Efficiency and etc.
Road Vehicles Air Filters for Passenger Compartment Gaseous Performance Test System Standard: ISO 11155-2, GB/T 32085.2-2015, QC/T795.2.
Comprehensive Test Device ISO 11155-1 :
1. Pressure loss
2. Level of filtration efficiency (0.3um-10um)
3. Dust holding capacity
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