They invented the paper machine so they could mass-produce paper — it didn't have to be handmade anymore — and they invented woodpulppaper so it didn't have to be made out of cloth anymore.
Cover 2, improved the quality of the watch, papierhygiene for mock, all-woodpulppaper ensures that the business card printing and membership card making and cover art of cutting precision.
提高了封面用纸档次，改用全木浆纸，保证了 制卡和 会员卡制作和封面的裁切精度。
3
Poplar wood is colourless, odourless and tasteless, making it highly suitable for fruit boxes, medical tools, chopsticks, flooring and furniture and manufacturing pulp and paper.