xiū liàn chéng xiān
lit. to practice austerities to become a Daoist immortal
practice makes perfect
修
xiū
variant of 修[xiu1]
炼
liàn
variant of 鏈|链[lian4], chain
成
chéng
short name for Chengdu 成都[Cheng2 du1]
仙
xiān
variant of 仙[xian1]
