1. Open the micro housekeeper APP: download and install the micro housekeeper APP on your mobile phone, and log in to your account.
2. Enter the "Water Card Recharge" interface: On the homepage of the APP, find the "Water Card Recharge" entrance and click Enter.
3. Enter the recharge amount: in the "Water Card Recharge" interface, enter the recharge amount and select the payment method. Micro-housekeeper supports a variety of payment methods, such as WeChat payment, Alipay, bank card and so on.