原料价格变化英文

The rock original material price becomes expensive, US$ depreciated

The price of stone raw material has increased, so US$ is not as much as it used to be.

原材料价格变动率

Since recently the prices of the raw materials and the labor cost have been much raised, the cost of our production has increased constantly. I'm afraid that we have to adjust the prices of our products accordingly. Looking forward to your comprehension.