化工原料价格是在波动的,而且有些原料波动还不小,甚至可以拿来当期货抄,可以去看看阿里巴巴、马可波罗这些网站的商家,拿他们的价格做参考。
The prices of chemical raw materials are fluctuating, and some of them fluctuate quite a lot, and can even be used as futures trading. You can check out the merchants on websites such as Alibaba and Marco Polo and use their prices as a reference.