Legal analysis: The subsidiary company and the parent company are two different companies, and there is no affiliation between them. If the parent company allows the subsidiary company to use its registered trademark, it complies with legal regulations.

Legal basis: "Trademark Law of the People's Republic of China" Article 26 A trademark registrant may license others to use its registered trademark by signing a trademark license contract. The licensor shall supervise the quality of the goods used by the licensee using its registered trademark. The licensee shall ensure the quality of the goods using the registered trademark.