Is biodegradable tableware expensive?

In the face of increasingly prominent environmental problems, self-degradable daily necessities have attracted the attention of many people, including disposable tableware made of paper, wood, straw, corn starch and degradable plastic, etc., which has also attracted the interest of the public. However, people found that the use of disposable wooden tableware such as chopsticks was restricted due to the waste of resources. However, other biodegradable tableware has not been popularized at present. Instead, crystal tableware has been promoted with high recycling value. Let's analyze the current situation and prospect of biodegradable tableware together.