The document summarizes an environmental impact assessment report for a road improvement project between the border of China and Vietnam. It describes the project location and design alternatives considered. It also summarizes the physical, ecological and human environment along the project corridor. Potential environmental impacts during construction and operation are outlined, including on agricultural land, communities, and traffic. Mitigation measures are proposed to address impacts from land acquisition, noise, dust, erosion and more. Public involvement during the assessment is also summarized.