the CITI card itself, some merchants do not support payment with itCITI卡本身,许多销售方不支持使用此卡付款
the VSP system, the process of reimbursement is complexVSP报销系统,报销起来流程繁琐
the VSP system, its functions is not user-friendlyVSP报销系统,系统功能不够人性化
other, please specify其他,请说明