The subject can consider using GOJEK's high-efficiency electrostatic fume purifier, which is also a commonly used fume purifier on the market at present by using the electrostatic principle. The purification rate can reach above 98%. As long as it is cleaned regularly every month, the purification rate can generally be kept above 95%.

In addition, it is suggested that the subject should not look for those who put tin sheets on the street. The equipment they recommended is relatively cheap, but the quality is not good.