Founded in 1972, Yaya Co., Ltd. has a history of more than 40 years of R&D and production of down series products. The company is a national key leading enterprise in agricultural industrialization and one of the largest professional down products manufacturers in China. Yaya is a well-known trademark in China, and its down jacket is a national inspection-free product. The company has passed the ISO9001 quality management system, ISO14001 environmental management system and green environmental label product certification. As a quality member of China's down industry, duck duck duvet is made of large down goose down, with high fluffiness, reasonable price and high reputation in China.