Reuters is reporting that sittings of the TOEFL for the remainder of January and all of February have been cancelled across China due to the spread of coronavirus. The GRE and IELTS tests have also been affected.
Update: China Daily has a more detailed report. It confirms that “All TOEFL, GRE and IELTS tests in the Chinese mainland in February will be canceled “
All test fees will be refunded. The situation will be reassessed in February.