Port Logistics Function Evaluation Model Based on Entropy Weight TOPSIS Method

Table 7

Input-Output efficiency levels of nine ports in 2019.

Port	Benefit value in 2018
	Input output rate (crate)	Pure technical efficiency (vrste)	Economies of scale (scale)	Returns to scale
Ningbo Zhoushan port	0.857	0.857	1.000	Unchanged
Shanghai port	0.603	0.603	1.000	Unchanged
Singapore port	0.487	0.732	0.665	Incremental
Tianjin port	0.605	0.758	0.798	Incremental
Kwai Chung container terminal	0.366	0.581	0.631	Incremental
Kwai Chung container terminal	0.731	1.000	0.731	Incremental
Guangzhou port	0.626	0.843	0.743	Incremental
Suzhou port	0.756	0.821	0.689	Unchanged
Qingdao port	0.847	1.000	0.847	Incremental