Home > About SIGMA > Brief introduction of SIGMA

Brief introduction of SIGMA

SIGMA is a company who has been promoting phototherapy products in China for 20 years. Our company is devoted to researching, developing, and improving optical medical equipment. We strictly follow a golden rule that safety and effectiveness come first. Our production quality assurance system ensures that our high standards are met as we transform our technology into great products for both clinical and home use.

SIGMA’s products are divided into four series as follows: SH series, is for home use; SS series, is mainly used for professional phototherapy, used in hospitals and clinics; SD series, is for photo diagnosis; SP series, is for photodynamic therapy .

Sigma High-Tech Co., Ltd., established in 1992, has specialized in phototherapy for more than 20 years. We make world-class products to treat chronic skin diseases such as psoriasis, vitiligo, herpes zoster and pityriasis rosea. All of our products are ISO 9001 and ISO 13485 certified and are widely used in China’s top hospitals and research facilities.

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.

Sigma products are divided into four series. The SS series is mainly used for medical phototherapy, the SH series is for personal home use, the SP series is for photodynamic therapy, and the SD series is for photo diagnosis.

Our state of the art facilities ensure superior production and service. We have about 1,500 square meters of factory space and 1,000 square meters of office space in Shanghai. Sigma consists of our production department, sales department, R&D department, service department, purchasing department, quality testing department, and a skillful team of production workers.

We recently boosted our R&D team with ten new staff members who all offer many years of experience in our trade. Thanks to our excellent R&D team, we can develop at least three new products every year. All of our models are ISO 9001 and ISO 13485 certified.

In order to explore the international market, we will strengthen our management and keep innovating and inventing. We hope that our science, technology, and sincerity can create a brilliant tomorrow together with you!

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.
Tel: 021-64325358 Site Map
Shanghai SIGMA High-tech Co.,Ltd. All right reserved. | 05036423