Why doesn't the hotel cooperate with disposable goods manufacturers?

The reason why the hotel doesn't cooperate with disposable manufacturers is that the molds and materials used for hotel supplies with different materials are different, and the varieties with low output and small purchase amount have high prices. Bamboo tooth comb is difficult to be popularized in a short time, so once used, it should be thrown away. Now, it is a trend to replace disposable plastic products with brand products.