Formal:
* 我是中国人 (Wǒ shì zhōngguó rén) This is the most common and literal translation of "I am Chinese."
* 我的国籍是中国 (Wǒ de guójí shì zhōngguó) This translates to "My nationality is China."
Informal:
* 我来自中国 (Wǒ lái zì zhōngguó) This means "I come from China."
* 我是中国人 (Wǒ shì zhōngguó rén) This is also commonly used in informal settings.
Depending on the situation, you can also use:
* 我是一个中国人 (Wǒ shì yī gè zhōngguó rén) This is more formal and means "I am a Chinese person."
* 我拥有中国国籍 (Wǒ yōngyǒu zhōngguó guójí) This means "I have Chinese nationality."
Remember:
* The best way to say it will depend on the specific context.
* If you are unsure, it is always best to err on the side of formality.
* It is also important to be sensitive to cultural differences and avoid using any language that could be considered offensive.