Where the first registered trademark does not conform to the law or is identical with or similar to a trademark that has been registered or preliminarily approved by others on the same or similar goods, the Trademark Office shall reject the application and shall not make an announcement. So there is basically no infringement.

References:

Article 30 of the Trademark Law of People's Republic of China (PRC) stipulates that if the trademark applied for registration does not conform to the relevant provisions of this Law or is identical with or similar to a trademark registered or preliminarily approved by others on the same or similar goods, the Trademark Office will reject the application and will not make an announcement.