What is the exchange code of Jane Xiaozhi's hard pen calligraphy?

The redemption code of Jane Xiaozhi's hard pen calligraphy needs to be obtained through the official WeChat account. Jane Xiaozhi's exchange code for each account is different, so she needs to get it herself. According to relevant public information, Jane Xiaozhi obtains the redemption code by first entering the official WeChat account of Sunflower Mother School, then clicking the purchased course in the menu bar of the official WeChat account, and then clicking the course in the purchased course to obtain the redemption code, and then the redemption code can be obtained.