Why doesn't the mousse mattress bought in JD.COM have a trademark? There is only one saying book.
In China, except for medicines and tobacco products for human use, registered trademarks must be used, and other commodities can be sold with or without trademarks. The trademark you bought is also ok in the manual.
a trademark refers to a distinctive sign adopted by a producer or operator in the production, manufacture, processing, selection or distribution of goods or services, which is generally composed of characters, graphics or their combinations.