Zhejiang Da Southeast Co., Ltd., located in the hometown of Xishi, Zhejiang Province, is a joint-stock enterprise controlled by Zhuji Water Group and approved by the Securities Committee of the Zhejiang Provincial People's Government. It was officially launched in Shenzhen Securities in July 2008. Listed on the exchange. Since its listing, the company has implemented two additional issuances and one merger and acquisition supporting fundraising, successfully raising more than 2.3 billion yuan, making it bigger and stronger with the help of the capital market. The company has four branches and two branches, Zhejiang Dadongnan Vientiane Technology Company, Green Sea New Energy Company, Hangzhou Dadongnan New Materials Company, Ningbo Dadongnan Vientiane Technology Company, EVA Branch, and Electronic Film Branch. A provincial research institute - Lithium Battery Separator Research Institute (including the National Membrane Testing Center), two laboratories ("High-performance polymer membrane joint laboratory" of the Institute of Chemistry of the Chinese Academy of Sciences of the Southeast, and "Polymer Material Experiment" of Zhejiang University, Dadong room"). The company covers a total area of ​​nearly 624 mu and has a total assets of over 2.5 billion.

Zhejiang Da Southeast Co., Ltd. is a high-tech enterprise. Its main production equipment is introduced from professional manufacturers around the world. It is one of the enterprises with outstanding domestic production equipment and the forefront of production capacity. It is also a pioneer in the modernization and internationalization of China's multi-function packaging materials. one. The company is mainly engaged in the research, development, production and sales of plastic film products and new materials, and its products include BOPET film, CPP film, BOPP capacitor film, optical film and other products. Among them, the production capacity of BOPET four lines is 90,000 tons, and the production capacity of optical film is 50,000 tons. The scale of BOPET is among the forefront of the country; the production capacity of CPP film is 22,000-25,000 tons; and the production capacity of BOPP capacitor film is 18,000 tons. The company has obtained 42 national invention patents and utility novel patents, 1 national industrial revitalization and technological transformation project, and is the drafting unit of industry standards.

The company has integrated into the economic region of the Yangtze River Delta in China and has established a BOPET multi-function new packaging material base in Yuhang Development Zone, Beidamen, Hangzhou; and a professional high-tech capacitor insulating material production line base at Ningbo Port on the Binhai of the East China Sea. Subsidiaries in Hangzhou, Ningbo and Zhuji have developed in coordination with their parent companies to learn from their strengths and weaknesses, and help them grow steadily.

The company determines the concept of innovative development and strengthening enterprises with science and technology, firmly grasps the theme of scientific development, closely focuses on the differentiated development methods of new materials and special membranes as the main line, adheres to the concept of "development is the hard truth", and leads the way with science and technology. , continue to innovate, further emancipate the mind, be enterprising, and regard transformation and upgrading as the foundation and source of power of the Southeast. It leads China's membrane new materials industry to move towards the development path of high-tech content and builds an excellent polymer membrane manufacturing Industry center.