The pine tree is a kind of evergreen tree with strong vitality. People gave the tree an image of strong will. People from the past had a special emotion for pine trees and regarded them as auspicious species. Later generations called pine, bamboo, and plum "three year-old friends," all of which have a noble style of perseverance, symbolizing noble character and moral integrity. This pattern design uses ancient painting methods of drawing pine branches and modern color tones. It overall has a humble and unique meaning, and it also follows the respect and yearning for pine trees.