A price list for ASIA AROMA is circulating in the market, with the price of its product ferulic acid vanillin quoted at 2200 yuan/KG. It is worth noting that on February 10th, the price of ferulic acid vanillin from ASIA AROMA was 1700 yuan/KG. Based on this calculation, the price of ferulic acid vanillin has increased by 500 yuan per kilogram, an increase of nearly 30%. A reporter called ASIA AROMA as an investor to verify whether the above quote is true, and the staff confirmed that it is true and is the price list issued by the company. However, the staff mentioned that ferulic acid vanillin is relatively scarce
