The number of foreign workers employed by an employer, combined with the total number of foreign workers introduced under Article 56-5 and Article 56-6, shall not exceed 20% of the number of employed staff, and the employer is required to employ at least one local worker per month.The number of foreign workers employed, combined with the total number introduced under Article 56-5 and Article 56-7, and the method of inspection adopted by the Central Competent Authority on the employer’s hiring of foreign workers, shall comply with the provisions of Appendix 12-1.Starting from the third month after the foreign workers introduced by the employer enter Taiwan or continue their employment, the Central Competent Authority shall every three months thereafter inspect the ratio or number of foreign workers employed according to the first two paragraphs, as well as the number of local workers.The number of foreign workers employed as per the provisions of Paragraph 1 and Paragraph 2, the number of local workers, and the number of employed staff shall be calculated based on the average number of labor insurance participants over the three months preceding the base month, which is two months prior to the month the Central Competent Authority conducts its inspection.If an employer exceeds the ratio or number of foreign workers, or fails to employ the prescribed number of local workers as detailed in Paragraph 1, the Central Competent Authority shall notify the employer to rectify the situation within a fixed period of time. If the employer fails to do so, his recruitment and employment permits exceeding the allowed number will be revoked in accordance with Article 72 of the Act, and the excess number shall be counted as part of the total number of foreign workers employed under Article 56-6.