Regulations Governing Centralized Securities Depository Enterprises Article 3

The engagement in the business of a CSDE shall be subject to the approval of the FSC.Only one CSDE shall be established for each stock exchange.
中文原文 證券集中保管事業管理規則第3條
經營證券集中保管事業,應經本會核准。
每一證券集中交易市場,以設立一家證券集中保管事業為限。

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