Environmental impact evaluation is an important technical engineering consultant services which put greater values on ecology and environmental sustainability between the people and urban city and also with environment by providing cohesive livable environment. KY0NGDONG with experiences and technical expertise, we provide environmental impact evaluation and assessment in major infrastructure development projects during the implementation stage to after construction and completion stages to provide in-depth environmental impact evaluation and assessment and with through analysis on the data, we hope to provide sustainable urbanism with environment by reducing and anticipating on the pollution and reducing them to global standards.