Abstract: Designing of a system framework is the basis for construction of an eco-environment standard system. In line with the basic principles for designing of a standard system, and in reference to the practice of eco-environment management in China, a framework is brought forth for a two-dimension eco-environment standard system consisting of domain of eco-environment management and categories of technical contents. Within this framework, the dimension of domain of eco-environment management encompasses 17 categories, that is, protected area management, bio-diversity conservation, soil and water conservation, sandy and rocky desertification control, eco-environment protection for development and construction projects, environmental risk management of alien species, bio-environmental safety of GMO (genetically modified organisms), rural eco-environment protection, unban eco-environment protection, forest ecological protection, grassland ecological protection, desert ecological protection, wetland ecological protection, inland waters ecological protection, marine ecological protection, basin/region ecological protection and miscellany, while the dimension of categories of technical contents 8 categories:terminonlogy, classification and information, zoning, quality, protection and rehabilitation, monitoring/testing, evaluation and summarization. For each category, related contents and standards are specified in detail.