Too busy work

119 (54.8%)

No family support

6 (2.8%)

Low practicability of continuing education contents

18 (8.3%)

Quota limit

22 (10.1%)

A low pass rate of graduation examination

12 (5.5%)

Rigid pattern

47 (21.7%)

Few information acquisition channels

8 (3.7%)

Lack of continuing learning atmosphere and environment

15 (6.9%)

High costs

45 (20.7%)

Other

1 (0.5%)