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SIGMA 20 years light therapy memorabilia

1992

SIGMA was established and the first ultraviolet plasmapheresis was put on         production.

1996

Started to develop ultraviolet phototherapy units, SS-03, SS-04, SS-05 were developed successfully and put on clinical verification.

1999

Ultraviolet phototherapy unit SS-03,04,05 were registered and come into the market.

2000

The first domestic sun-simulator SUV-1000 developed successfully.

2001

SIGMA was honored with “Shanghai high-tech enterprises”, and remains today.

2002

Ultraviolet phototherapy unit SS-03, SS-05 were honored with “Shanghai A level high- tech achievements transformation project.”

2002

Ultraviolet phototherapy unit SS-02 developed successfully.

2003

Household ultraviolet phototherapy unit SS-01 developed successful and put on production, special report conducted by CCTV.

2004

SIGMA was honored with patent hatchery organization and base by Shanghai Scientific Commission.

2005

SIGMA cooperated with a German company Demaplan and promoted the content of light therapy center around the whole nation.

2005

《SIGMA Series》was published.

2006

Household ultraviolet phototherapy unit SS-01 was registered, it has been first approved for domestic household registration .

2007

Skin examined lamp wood’s lamp SW-10 was registered.

2008

Ultraviolet phototherapy unit SS-08 and the sun simulator SUV-1000 were registered.

2008

SIGMA became a general agent in China of medical light source by Philips.

2009

Ultraviolet phototherapy unit SS-02,SS-06 were registered.

2010

Ultraviolet phototherapy unit SS-07, SS-09 were registered.

2010

Household ultraviolet phototherapy unit SH1, SH4 were registered and came into the market.

2011

Household ultraviolet phototherapy unit SH2 came into the market.

2011

SIGMA was honored with China five Stars Strategic Partner.

2012

Homerry-SIGMA home appliance Division was set up

2013

SP-3, SH-3/5/6/7,SS-11/12 will come into the market

Sigma has a large number of patents and has been regarded as a "Shanghai Hi-tech Enterprise" since 2001. Our independent research and development for the SS-03 and SS-05 ultraviolet phototherapy units won us the “Shanghai A-level High-Tech Achievements Transformation Project" in 2002.
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