Graduation gift is a drop of crude oil, envy a lot of netizens
4hw.com.cn: on June 19, this year's graduates of Xi'an Petroleum University in Shaanxi received a customized seal containing a drop of crude oil, with the student's own name under the seal. The students said that they felt particularly exquisite, which was regarded as a kind of certification. They had to provide this seal after they went back.