Regulations Governing the Establishment and Operation of Offshore Shipping Centers Article 9

Arms and ammunition shipped from the Mainland Area to a third area and vice versa may not be transshipped through the Offshore Shipping Centers.
中文原文 境外航運中心設置作業辦法第9條
大陸地區輸往第三地或第三地輸往大陸地區之武器及彈藥,不得在境外航運中心進行轉運。

English translation for reference only; the Chinese text prevails. Not legal advice.