Authorities impose penalties on vegetable oil transporters
People involved in use of contaminated tanks detained, companies fined
According to the latest update from the investigation team released on Sunday night, a driver surnamed Yao, whose truck is registered in Xingtai, Hebei, unloaded coal oil in Shijiazhuang and then transported edible oil from Tianjin to Shaanxi province without properly cleaning the tank. The truck's owner, surnamed Gao, collaborated with others to produce fake cleaning service invoices in early July.
...
Yao and Zhang, along with the owners of the trucks they used, have been detained, and authorities are investigating whether they should be held criminally responsible.