Found in 1997
Shenglian Filter Manufacturing Co., Ltd. began doing business involving the production of metal end cap vehicle air filters.

In 1999
we started to produce PP injection molded filters for passenger vehicles.

In 2000
we started to produce PU panel filters for passenger vehicles and automotive cabin air filters.

In 2004
our company was renamed Dongguan Shenglian Filter Manufacturing Co., Ltd., and we began producing spin-on filters and diesel filters.

In 2005
SL Filter became a member of the China Internal Combustion Engine Industry Association.

In 2007
SL Filter established an after-sales service program for automobiles to strengthen marketing and sales. We also passed ISO9001 quality system certification.

In 2009
SL Filter joined the China Internal Combustion Engine Association Filter Branch.

In 2010：
SL Filter began researching and producing air compressor filters, oil filters and air-oil separators.

In 2011
we started a collaboration service with well-known international brands, such as DENSO, FAW and so on. At the same time, SL Filter passed TS16949 quality system certification.

In 2016：
SL Filter finished the 30000 m2 extension on our newplant, and updated the production technology and equipment facilities on the whole line.

In 2017
SL Filter established a dus-free workshop which meets the requirements to produce filtration products for China IV and V vehicles. At the same time, we developed oil filters and diesel oil filters for China IV and V engines. We also passed IATF16949 certification.

In 2018
SL Filter developed a systematic customized solution to the filtration problems.