China warns nations not to cut U.S. trade deals at its expense

China warned countries against striking deals with the U.S. that could hurt Beijing’s interests, upping the ante in the trade war with Washington and showing how others risk getting caught in the middle.

While it respects nations resolving their trade disputes with the U.S., Beijing “resolutely opposes any party reaching a deal at the expense of China’s interests,” the Ministry of Commerce said in a statement Monday. 

If that happens, Beijing “will never accept it and will...