Zheng is a legal person of Company A and holds 50% of the shares, and also holds 50% of the shares of Company B. Are A and B affiliated companies?

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"Affiliates refer to other companies that are related to a company. Specifically, different departmental laws will not determine this relationship exactly the same. Taking the field of securities law as an example, the Measures for the Administration of Information Disclosure of Listed Companies stipulates six criteria for being recognized as affiliated legal persons, such as: legal persons who directly or indirectly control listed companies. "