Doosan EcoBizNet is a new name of ‘Doosan Environment Center’ which has been leading environmental management and environmental technology development of Doosan Business Group. Since the spin-off, Doosan EcoBizNet has been expanding its business to biological agriculture, biological substance and alternative energy based on its expertise in EHS strategizing, diagnosis and enhancement; technical consulting to solve the work site environmental problems; and biotechnology utilizing the know-how that elevated Doosan to environmental leader. The photosynthetic bacteria related products are the fruits of long research and development. Beginning with the patent for ‘High purity cultivation of photosynthetic bacteria’ in 1993 (Patent no. 068352), the company has received 11 photosynthetic bacteria related patents including one for fixation technology (Patent no. 1009125) which helped the company to be recognized for the high quality and enter the Southeast Asian market. Moreover the company developed and distributed the organic shrimp farming program to be recognized as a ompany committed to mutual growth with the customers. The world’s highest quality AquaBacta product group produced through continuous R&D and thorough quality management by Doosan EcoBizNet's R&D Center and organic shrimp farming program developed by extensive experience and scientific management will create a new success story as their successes will be continued in the Southeast Asian markets such as Malaysia, Vietnam, China and Thailand.