Your first name of Chang creates a serious, thoughtful nature, shrewd, efficient, and business-minded. Determined and positive in opinion, you resist taking direction and advice from others. Having everything under control is important to you to demonstrate your capable, serious nature. Being relaxed and spontaneous in social or formal situations is sometimes challenging, as you often value time on your own more highly. Your standards of quality and efficiency are high. As you are staunch in friendship, you can be depended upon for guidance and assistance. You are not overly ambitious, preferring instead just to seek stable, settled conditions which are adequate to meet your responsibilities. You prefer a simple, uncomplicated life where you can be original and ingenious in expressing your creative talents. A tendency to worry far too much over obligations and responsibilities could lead to a disturbed mental state. Health weaknesses of this name centre in the head, resulting in such conditions as either headaches, sinus problems, hay fever, or weak eyes.