How does Muyuan online application system log in to the previous account?

Log in with QR code. Mu Yuan. Com belongs to Mu Yuan Food Co., Ltd. According to the inquiry of Mu Yuan Food Co., Ltd., the account before logging in to Mu Yuan online application system was logged in with QR code. Scope: Licensed items: Livestock raising; Breeding livestock and poultry production; Breeding livestock and poultry management; Applicable to live livestock and poultry management in Hong Kong and Macao.