600: It means everyone is very lucky. The number 6 is an auspicious number, and the number 600 with 6 is an even number, indicating the blessing of the yes-man. Integers are also crisp and neat, which sounds auspicious.
666: It can represent smooth sailing.
800: the number 8 has always been regarded as a lucky number, which is homophonic "fat", meaning to get rich and go smoothly.
999: means forever.
1588: The picture shows that I have made a fortune all my life and want to make a fortune for myself.
1666: Good luck in life means that the new couple will have a pleasant journey in the future and be happy online.
1688: all the way.
1888: the meaning of a lifetime.
Extended data:
Blessing words when giving red envelopes to elders:
1, I wish you a long and healthy life.
Wish you good health. This is my little blessing.
3, a little something, please take it and take care of yourself.
I wish you good health. Please accept this as a token of my gratitude.