U.S. President Donald Trump says.... his administration's trade negotiations with China are "having tremendous success".<br />He made the remark on Thursday.... as he took off to the U.S. border with Mexico on the 20th day of a partial shutdown of the U.S. government.<br />There, Trump said, China was "far more honorable" and easier to deal with than members of the opposition Democratic Party.<br />During their meeting in Beijing this week,.... the U.S Trade Representative focused on China's promise to buy more American products such as agricultural and industrial goods. <br />