1. Auspicious words, such as "All the best", "Fu Tai An Kang" and "Full Harvest of Grains", express people's yearning and blessing for a better life.
2. Poems: Some classic poems, such as "mountains cover the white sun, and oceans drain the golden river" and "No one has died since ancient times, so we can keep our hearts on the dragon's head to show our personal cultural accomplishment".
3. Name: The faucet seal can also be engraved with the personal name or font size, which is the most common way.
4. Eight characters: Some people may choose to carve their own birthdates to show their mastery of their destiny.
5. Others: In addition, the faucet seal can also be engraved with some other meaningful words, such as motto, aphorism, company name, etc.
In short, what words are engraved on the seal of the faucet depends on the preferences and cultural background of the holder.