chinese visa 10 years:
How to - Visa Form & Application , 05-16-2019
Answer: Currently, only US and Canadian passport holders can apply for 10 years multiple entries for certain visa types. Eligible visa types are Tourist (L), Business (M),Visitor (Q2) or Private (S2) visa. Approval is at the discretion of the Chinese Consulate. CEV is not part of the decision making.