I have same issue , I am a student in China . I showed 90,999 cad. Showing all source of money . It a sponsored visit which one by my aunty who showed 30,000cad and I showed the rest from my bank statement plus that of investment . They came telling me socia economic situation so they concern I am not a genuine visitor and have other intention to enter Canada . The visit was for a month during my winter vacation . I have travel history of China , Qatar when I submitted . But now I have travel history of Japan and Macau too added . So please how do o deal with issue