458 Taiwanese nationals missing or held in China in 2026. Taiwan's Mainland Affairs Council reports 458 nationals missing, detained, or restricted in China this year. Of these, 175 are missing, 41 detained for questioning, and 242 held by authorities. Four Taiwanese members of the I-Kuan Tao religious group were separately detained between April–July for religious reasons, prompting officials to issue a red alert for group members.