Yixiu Intellectual Property has the answer for you:

There is no limit to the number of trademarks used on one product. Using different trademarks on different series of the same product can segment the market. , increase market share. When two or more registered trademarks are used on one product, they are generally used together in the form of primary and secondary trademarks. As long as the main trademark remains unchanged, a trademark can be used even if a new product or model is not launched. Since the main trademark is more well-known, it will be easier for consumers to accept or recognize the products using the sub-trademark.