In order to make sure that your inquiry goes to the best team to answer your questions, please review the following options and choose the best email:
For general product information, pricing, ordering questions or problems, and returns, please email service@cheng-tsui.com
For technical support, please fill out a support ticket
If you are a teacher, or school or district administrator and have questions about using one of our textbooks in your courses, please email inquiries@cheng-tsui.com
For billing questions, please email accounts@cheng-tsui.com
For sales related inquires and questions, please email sales@cheng-tsui.com
For marketing related inquires and questions, please email marketing@cheng-tsui.com