Common 豆制品 include: 豆腐 (dòufu, tofu), 豆浆 (dòujiāng, soy milk), 豆腐干 (dòufugān, dried tofu), 腐竹 (fǔzhú, tofu skin), and 豆腐乳 (dòufurǔ, fermented tofu). Soy has been a staple of Chinese cuisine for thousands of years.
usage
The pattern X制品 means 'products made from X': 奶制品 (nǎizhìpǐn, dairy products), 木制品 (mùzhìpǐn, wood products).