Regulations Governing Securities Borrowing and Lending by Securities Firms Article 29

A securities firm conducting securities borrowing and lending business shall stop lending any given type of securities immediately when, for that type of securities, the aggregate total of the outstanding balance of shares it lends to securities borrowers in conducting securities borrowing and lending business, plus the outstanding balance of shares it lends to short sellers in conducting securities margin purchase and short sale business, reaches the aggregate total quantity under the subparagraphs under Article 8, paragraph 1.
中文原文 證券商辦理有價證券借貸管理辦法第29條
證券商辦理有價證券借貸業務,每種證券出借餘額與有價證券買賣融資融券業務之融券餘額合計數達到第八條第一項各款合計數時,應即停止出借。

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