Bright moon. Yi Hongyan is an original designer brand focusing on cheongsam and dresses. It is the leading online cheongsam and China women's clothing brand in China. The model of Yi Hongyan's cheongsam is Yue Ming, and Yi Hongyan is the brand of Shanghai Yisu Clothing Co., Ltd., a brand operation and e-commerce company integrating R&D, cheongsam design, production and sales, and an advocate of literature and art in the Republic of China.