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About Us

TSA was established in June 2003, specializing inresearch & development, production and service of inductors. TSA is a professional integrated supplier who is able to provide full range of products by “one-stop ” . service to customers.


Continual technical innovation,Speedy customer service,Advanced QC administration system - made TSA hasthe ability to provide the excellent products and service to global customers, and becoming a excellent professional manufacturer of inductor.

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Company Milestones

2003 09
Shenzhen TopSourcing Technology Co., Ltd. established
2005 02
Renamed to Shenzhen TsaSun Technology Co., Ltd.
2008 06
Became an agent of TAI-TECH Advanced Electronics Co., Ltd.
2009 07
TSA (Shanghai) branch Established
2010 08
TSA (Hong Kong) branch Established
2010 09
TSA Factory Established in Shenzhen, produce power inductors & chokes.
2011 03
TSA(Dongguan) factory established and move factory from Shenzhen to Dongguang.
2012 04
Trademark “TSA” registered by TsaSun.
2012 07
ISO-9001 Certified at Dongguan factory
2013 03
TSA (Jiangxi) factory established
2014 10
Won the excellent Strategic partnership agents of Tai-Tech Advanced Electronics Co., Ltd ;
2016 06
Became an agent of Yeashin Taiwan ;
2022 06
Relocated to the Country Garden Manufacturing Center ;
2025 01
Awarded: Tai-Tech Strategic Partner Outstanding Performance Trophy ;