Legal analysis: regarding the number of supervisors, there is generally no mandatory restriction on limited liability companies in the company laws of various countries, and most of them are determined by the company's articles of association; The members of the board of supervisors of a joint stock limited company are usually more than three, and the specific number generally depends on the size of the company's share capital and the number of employees.
Legal basis: Article 124 of the Company Law of People's Republic of China (PRC), the number of members of the board of supervisors of a joint stock limited company shall not be less than three.