Regulations Governing Cooperating with or Assisting Foreign Institutions in Engaging in Activities Associated with Electronic Payment Business within the Territory of the Republic of China Article 5

Any institution without approval shall not cooperate with or assist a foreign institution in engaging in activities associated with electronic payment business within the territory of the ROC. This restriction shall not apply to businesses processed by banks under the Banking Act, or by Chunghwa Post Co., Ltd. under the Postal Remittances and Savings Act.
中文原文 與境外機構合作或協助境外機構於我國境內從事電子支付機構業務相關行為管理辦法第5條
非經核准機構,不得與境外機構合作或協助其於我國境內從事電子支付機構業務相關行為。
但銀行經營銀行法及中華郵政股份有限公司經營郵政儲金匯兌法所規定之業務,不在此限。

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