China warned Japan on Thursday not to refer to Taiwan in its long-term security policy guideline slated to be updated by the end of the year, saying Tokyo should "refrain from interfering in China's internal affairs."Tokyo is planning to mention in the revised National Security Strategy that "no unilateral change of the status quo by force will be tolerated" over Taiwan, according to a Japanese government source, with China recently stepping up military provocation against the self-ruled democratic island.Tan Kefei, spokesman of China's Defense Ministry, told a press conference Thursday tha…READ FULL ARTICLE