Grading System for Civil Aviation University of China

Five-Scale (Most common)

Use when grade of 及格 (Pass) can be awarded

Grade	Scale	Grade Description	US Grade
A	90.000 - 100.000	Excellent (优秀)	A
B	80.000 - 89.990	Good (良好)	B
C	70.000 - 79.990	Satisfactory (中等)	C
D	60.000 - 69.990	Pass (及格 )	D
F	0.000 - 59.990	Fail (不及格)	F
Pass		Qualified (合格/通过)	S

Civil Aviation University of China

Grade	Scale	US Grade
4.0	90.000 - 100.000	A
3.7	85.000 - 89.000	A-
3.3	82.000 - 84.000	B+
3.0	78.000 - 81.000	B
2.7	75.000 - 77.000	B-
2.3	72.000 - 74.000	C+
2.0	68.000 - 71.000	C
1.7	66.000 - 67.000	C-
1.5	64.000 - 65.000	CD
1.0	60.000 - 63.000	D
0	0.000 - 60.000	F