The third item under the work qualifications and review standards section in Article 46, paragraph 1, items 1 to 6 of the Standards for Reviewing the Employment Qualifications for Foreigners stipulates : "In order to safeguard the work rights of ROC citizens, and on the principle of reciprocal treatment among countries, the central competent authority may negotiate with related the competent authority on government businesses regarding the domestic employment market situation, an employer's business area, business scale, employment plan, operational efficiency and its contribution to the development of Taiwan's economy and society, and approve the number of foreign workers Taiwan companies may hire.