The economic sanctions on Pyongyang may be starting to bite... as new economic data shows... North Korea is selling less to its biggest trade partner, China.<br /> U.S. news website Business Insider says North Korea has fallen into a one-point-seven billion U.S. dollar trade deficit with China.<br />According to NK News review... North Korea spent over three-billion dollars on Chinese imports last year,... but only exported one-point-six billion dollars in goods.<br /> The North's exports last year represent a dive from 2013 when it exported nearly three-billion dollars in goods to China.<br />The drastic dip follows the U.S.-led international push to put maximum pressure on the regime by restricting its trade. <br />