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Since 1985, HL filter has been designing and manufacturing air filtration and liquid filtration for the industry worldwide. HL filter is a family owned company headquartered in Suzhou, Jiangsu, China, with additional locations in Anhui, Guangzhou, Zhejiang, Shanghai, Tianjin, etc. 2 factories and 6 offices in China. And one America branch company, HL filter USA, LLC.

HL filter is devoted to developing needle punched felt, including Polyester(PET) needle felts, Antistatic needle felts, Polypropylene(PP) needle felts, PPS needle felts, Polyamide P84 needle felts, PTFE Needle Felts, Aramid Nomex needle felts, Homo-polymer Acrylic Needle Felts, FMS needle felts, dust filter cloth, dust filter bags, liquid filter bags, filter cartridges and filter housings.

HL filter owns complete filter clothes and filter bags production lines for air filtration and liquid filtration in China. And, under great team supporting, we believe in developing and maintaining long-term, strategic relationships with clients in order to deliver innovative real time solutions to specific customer and market requirements.

The early twentieth century, the Yu family in Jiangsu and Zhejiang provinces, engaged in traditional filter production, which was mainly supplied to the tofu manual workshops and sugar production workshops, etc.

2012 YEAR

Guangde Huilong Enviroment Technology Co,.Ltd Founded, HL filter Guangde factory in construction(100 acres)

2010 YEAR

Huilong Kunshan Factory opening

2009 YEAR

Four star Huilong Hotel foundation in Taizhou Zhejiang

2006 YEAR

Guangzhou AKF filter equipment Co,.Ltd founded

2003 YEAR

HL filter Suzhou ( Suzhou Huilong Purification Filter Co.,Ltd ) founded

1998 YEAR

HL filter Hongkong ( Huilong ( H.K ) INT’ Development Co.,Ltd ) founded

1996 YEAR

HL filter Shanghai company founded

1994 YEAR

HL filter Guangzhou ( Guangzhou Longhuilong Filter Co.,Ltd ) founded

1985 YEAR

Family owned workshop in Zhejiang


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