The brand name of Sundio is transliterated from the English S·DEER. SMALL DEER means simple and inconspicuous things in English. It embodies the concept of "service is no small matter" and also reflects the company's advocating simple design style. It also entrusts the beautiful vision of Sundio's business to start from simplicity and eventually achieve glory. Sundio Fashion Co., Ltd. was founded in 1994. After years of steady operation, it has developed into an international clothing enterprise integrating design, production and sales. The company headquarters is located in Yuhuatai District, Nanjing City, covering an area of ??more than 30 acres, with a beautiful garden-style building area of ??more than 30,000 square meters. The company currently has more than 2,000 employees.

In 1994, S·DEER was established in Nanjing while working in design. The founder, Mr. Cai Gonghe, established the ideal of S·DEER when the company began to take shape - to be a high-quality international fashion company. , using fashion as a medium, integrating an elegant and restrained artistic attitude into the design, creating and spreading a new clothing culture, and highlighting the core social value of the enterprise. S·DEER International Enterprise Co., Ltd. owns the women's clothing brand S·DEER and the men's clothing brand S·DEER/HE. So far, S·DEER stores are located in 28 provinces, municipalities and autonomous regions across the country, with more than 800 stores and more than 90,000 VIP members. In 2010, S·DEER launched an online flagship store and won honors such as China's Famous Trademark; China's Top Ten Outstanding Brand Culture Awards; and China International Fashion Week's 2010 Women's Wear Design Competition. In October 2010, the men's clothing brand S·DEER/HE was newly launched. In 2011, S·DEER/HE independent stores will cover all provincial capital cities across the country. Brand meaning and product style "Shengdeo" brand is transliterated from the English S·DEER. SMALL DEER means simple and small things in English. It embodies the concept of "service is no small matter" and also reflects the design proposition of Sundio advocating simplicity and paying attention to details without being ostentatious. It also embodies the beautiful vision of Sundio people starting from small things and jointly pursuing the realization of the value of life.