1. If youre using a toilet in an area with good water quality, clean it daily. Remove scales using dilute hydrochloric acid or an ordinary supermarket cleaner.

2.In regions with poor water quality (e.g., using seawater for flushing), clean the toilet weekly. Use Kangjie 99 Toilet Cleaner and scouring pads for scale removal.

3.  If the toilet has hard water deposits or hasnt been cleaned in a long time, wipe it with fine abrasive paper (with more than 1,000 meshes) using alcohol.