I hope my children can live a free life. Smooth, the original meaning is without obstruction. For example: smooth, unobstructed; it can be extended to the meaning of comfort and refreshment, such as smooth, smooth, smooth talking, smooth swimming, etc. The meaning of the word "Chang" in naming is to hope that the child will live a free, happy and open-minded life, not be troubled by worries and worries, be free and easy, and have smooth sailing. When the word Chang is used to name a girl, it has the feeling of being cheerful, energetic and youthful; when the word Chang is used to name a boy, it has the meaning of being free and unrestrained, passionate and generous. The comprehensive indication is that naming with this word means elegance, honor, innate intelligence, a successful career, and a good environment.