Is Daodaoquan’s cooking oil adulterated with waste oil?

lt; Daodao Whole Oil gt; We have been doing it and eating it for several years. If there were any problems, they would have appeared long ago. Even if the ingredients of Shenhe are small, the accumulation will become larger over time. , <> Judging from the current situation, there are no potential safety hazards in Daodao whole oil, so please feel free to consume it.