paper production

If you notice, you will see some old books will have yellow reclining paper. Do you think books of the past have such yellow paper material?

Writing paper is retired by teachers made from panda, mulberry bark and vines of kiwi.

A leading Taiwanese paper company (China) is expected to begin mass production of pulp made from rice and wheat stalks this year.

Making fertilizer, animal feed, mushroom cultivation ... are simple ways to help farmers earn money from agricultural waste.

The new paper can be erased, reprinted more than 80 times without adding ink, bringing great value to the economy and the environment.