The costs of pollution emissions and the costs of cleaning up pollutants are two types of costs that are most worthy of in-depth analysis. In 2016, the company's pollution and purification fee has reached 56 million and 37 million yuan, accounting for 85% of its total environmental costs. But the most amazing thing is that in 2019, the company's emissions fee is 7980, close to 80-million yuan, while the cost of polluting cleaning investments reaches 61 million yuan.