Trademark Act Article 37

Division of registrationThe proprietor of a registered trademark may request the Registrar Office to divide the registration into two or more registrations by distributing the designated goods or services included in the original registration among divisional registrations.
中文原文 商標法第37條
商標權人得就註冊商標指定使用之商品或服務,向商標專責機關申請分割商標權。

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