Planned area of the park is 1.1 square kilometers. Its infrastructure reaches the standard of "seven accesses and siteleveling".
园区规划面积1.1平方公里，基础设施建设达到七通一平。
2
Planned area of the park is 3.6 square kilometers with a starting area 1.8 square kilometers, where the infrastructure reaches the standard of "seven accesses and siteleveling".
园区规划面积为3.6平方公里，起步区1.8平方公里，起步区基础设施建设达到七通一平。
3
In this paper, using method of the least squares, optimized calculation of earthwork for leveling up construction site is discussed.