朋友用心交父母用命孝
[péng yŏu yòng xīn jiāo fù mŭ yòng mìng xiào]
Meaning “Make friends with sincerity and respect parents with utmost filial piety”. Emphasizes important Confucian values - sincere friendship and the supreme importance placed on respecting one’s elders, especially parents, which are deep-seated cultural principles in China.