"Happiness is like the East China Sea and longevity is like the South Mountain" is more suitable for people aged 60 and above. This sentence expresses the blessing to the elderly over 60 years old and wishes them a long life. At the same time, happiness is like the East China Sea, and longevity is better than Nanshan, which is an auspicious language for birthday. This is a metaphor. People's happiness is as great as the East China Sea, and their life span is as long as that of Zhong Nanshan.
Detailed explanation
"Happiness is like the East China Sea, and longevity is better than the South Mountain" is generally not to be used indiscriminately, mainly for the elderly and not suitable for young people. From the perspective of natural survival and development, young people are in the growth stage, and it is best to be blessed, and they can be given some blessings of "successful career and all your wishes come true".
"Happiness is like the East China Sea, longevity is better than the South Mountain" is a greeting for the elders when they celebrate their birthdays, that is, if they celebrate their birthdays at ordinary times. When the elders celebrate their birthdays, they need to kneel on the ground, bow with their hands and give gifts, which will make people feel solemn, polite and respectful, so they should not only say hello, but also express it with actions, so as to have a birthday atmosphere.