My name is JiangFengHong. Like you, I lived in an orphanage too. I came to America almost 2 years ago. When my mom adopted me I was almost 14 years old. I can understand if you are worried about leaving your family and your friends. Two years ago, I was nervous about leaving Beijing too. (rest of letter continues, customized to your child's situation, and all is written in both English and Chinese).