The Plasma Derivatives Act Article 4

The materials for plasma derivatives shall be obtained from domestic blood donations. However, in the event that the domestic supply of such materials should become insufficient, plasma derivative manufacturers may, subject to the approval of the central competent authority, import the materials from foreign countries.
中文原文 血液製劑條例第4條
血液製劑原料,應以國內捐血而得。
但國內原料供應不足時,血液製劑製造業者得經中央主管機關核准,自國外輸入。

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