The implication of longevity lock can lock children, prevent evil spirits from getting on their bodies, and pray for their healthy growth and long life. Folk believe that children wearing this lock can take advantage of the blessings of a hundred schools of thought, turn evil into good fortune, grow up safely, eat "a hundred meals" and share "a hundred schools of thought" with their children. For a long time, it has been regarded as an amulet, a symbol of health and safety, and has the functions of suppressing earthquakes, exorcising ghosts, eliminating disasters and praying for a long life.
Longevity locks are also called "named locks". Parenting customs of Han nationality. Popular all over the country. It is actually a metal (mostly silver) ornament, shaped like an ancient lock (dragon), engraved with the words "long life" and "long life and wealth". This is an ornament hung around children's necks in the Ming and Qing Dynasties. According to superstition, as long as you wear this kind of jewelry, you can drive away evil spirits and "lock" your life. Therefore, many children hang this ornament from birth until adulthood. Hanging a longevity lock is the most popular ceremony for newborns over one year old. A lock is a sealing device. Once doors and boxes are locked, they can only be opened with keys. By exaggerating the use of locks, they can be used to lock invisible things.
Now the longevity lock is more of a blessing from the elders to the younger generation. The mainstream in the market is taking silver as the main building material.