"Looking for China to open their Markets not only to Financial Services, which they are now doing, but also to our Manufacturing, Farmers and other U.S. businesses and industries. Without this a deal would be unacceptable!" Trump wrote in a post on Twitter.

Chinese Vice Premier Liu He is scheduled to meet with Trump on Thursday as pivotal trade talks conclude in Washington.

(Reporting by Makini Brice and Susan Heavey; Editing by Doina Chiacu)