Education requirements and points for Immigrant to Canada

greentea

After reading Citizenship and Immigration Canada Home Website about the Education requirements and points, I am not sure how many points for the people with bachelor university degree (4years) and total 18 years of full-time or full-time equivalent study in China.

/ g! v9 N4 _+ a5 P! C0 E3 @9 n22 or 20 points? Can you tell me?
! v. P6 O4 V9 y! C

Thanks for your feedback.
! e- S: G- O; R& I  a8 a0 i
8 J, q. B. E+ g4 R????????????????????
3 p1 {4 Y* k3 j% H4 N( ~: M1. You have a three-year diploma, trade certificate or apprenticeship and at least 15 years of full-time or full-time equivalent study.        22 points.
0 `6 K' N; L7 A: J+ F" d
1 u3 v& [5 F6 g: \2 g5 l0 }+ T2. You have a university degree of two years or more at the bachelor’s level and at least 14 years of full-time or full-time equivalent study. 20
????????????????????