Hangzhou Hydrotech Co., Ltd. was established in 2001. The company mainly focuses on manufacturing, R&D and sales of packing paper, sublimation transfer paper and water-based printing ink for decorative paper. In order to meet the speedy development requirement from domestic and foreign market, the company owns three wholly owned subsidiaries (Hydrotech Trading, Quzhou Dongda Composite Material Technology Co., Ltd. and Runyi Science & Technology), realizing the integration of industry chain and professionally operating different products. Quzhou Dongda Composite Material Technology Co., Ltd. was established in December 2010. It is a national high-tech enterprise. The company is mainly engaged in the production, research and development, and sales of a series of special paper based functional film materials such as sublimation transfer base paper, food packaging paper, grease-proof paper, and fluorine-free grease-proof paper, and has been rated as a famous trademark in Quzhou City; Honored as a \"contract abiding and trustworthy\" enterprise and a milestone achievement enterprise in clean production in Zhejiang Province.The company currently has a factory area of over 60 acres, with over 50000 square meters of standard factory buildings, research complex buildings, and office buildings. It has formed an annual production capacity of 70000 tons, with a total scale of 100000 tons.