Bamboo is evergreen all the year round, symbolizing tenacious vitality and eternal youth. Bamboo is hollow, representing an open-minded character, and its branches are bent and unyielding, which embodies the principle of being soft and firm. Bamboo is born with knots, which means to be a noble and upright person. Bamboo is upright, free and easy, tall and straight, handsome and elegant, which all show the character of bamboo. From ancient times to the present, there are many meanings about bamboo, and everyone is familiar with the statement that bamboo is safe. Since ancient times, bamboo has been loved by those literati. Although I am neither an ancient nor a scholar, I prefer its noble character. I prefer to use it on those who silently contribute to us. Although they are ordinary, they silently dedicate their youth in ordinary posts.