January 12, 2018
The Donald J. Trump Administration is pleased that China is sharply reducing its trade with North Korea. This action supports the United States-led global effort to apply maximum pressure until the North Korean regime ends its illicit programs, changes its behavior, and moves toward denuclearization of the Korean peninsula.
Donald J. Trump (1st Term), Statement by the Press Secretary on Chinese Trade with North Korea Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/331980