It is pure. (YS) is its abbreviation.
YISHION (English YISHION) is a brand of Dongyue Garment Co., Ltd., Dongguan City, Guangdong Province. The company was established in 1997. It mainly designs, produces and sells men's and women's casual clothing and children's clothing. Yichun is one of the well-known casual clothing brands in China and has been awarded "China Famous Brand" and "China Famous Trademark" in China.