The company was founded in 1996 and is a company specializing in the production of children's art painting materials. It is located at No.666 Caofeng Road, Jiading District, Shanghai. The factory has a construction area of 3,000 square meters, about 120 employees, and an annual output value of more than 30 million. Guoyun products have passed IS09001: 2000 quality system certification and obtained export toy quality license. "Green" is the core concept of Guoyun Painting Materials. The newly developed "body paint pen" obtained EN71-9 certification in April 2010.