Dear Professor/Dr last name

I hope this email finds you well. My name is ...( brief intro of yourself, such as your university, major and research interest). I am looking forward to continuing my study in XXX research field as a PhD student.

Your previous research experiences and projects (title, method, and outcome). If you have papers, you better list them. Keep the paragraph short.

Your statement of interest. Which research you are most interested in (read their paper). Your future plan or your research proposal.

I've attached my CV. I would be more than happy if you want to discuss the possibility of a potential PhD project with me. If you need any further information, I'll be more than happy to provide you with that. Thank you for your time and consideration.