▁in ▁Met all urg ical ▁Chem istry ▁in ▁ 1 9 8 4 . ▁In ▁ 1 9 8 8 , ▁he ▁received ▁an ▁M . Sc ▁in ▁the ▁History ▁of ▁Science ▁and ▁Technology . ▁In ▁ 1 9 9 4 , ▁he ▁became ▁a ▁Li ▁Foundation ▁scholar ▁at ▁the ▁Need ham ▁Research ▁Institute ▁at ▁the ▁University ▁of ▁Cambridge . ▁In ▁ 2 0 0 0 ▁he ▁received ▁his ▁Ph . D . ▁from ▁the ▁Department ▁of ▁Arch ae ology ▁at ▁Cambridge . ▁ ▁Me i ▁then ▁held ▁post do ctor al ▁fellow ships ▁at ▁the ▁Mc Donald ▁Institute ▁for ▁Arch ae ological ▁Research ▁at ▁the ▁ ▁University ▁of ▁Cambridge ▁( 2 0 0 0 - 2 0 0 1 ), ▁the ▁Need ham ▁Research ▁Institute ▁( And rew ▁W . ▁M ell on ▁Foundation ▁fellow ship , ▁ 2 0 0 3 - 2 0 0 4 ), ▁and ▁the ▁Tokyo ▁National ▁Museum ▁( 2 0 0 1 - 2 0 0 3 ). ▁ ▁Career ▁In ▁ 2 0 0 4 , ▁Me i ▁became ▁a ▁Professor ▁and ▁Director ▁of ▁the ▁Institute ▁of ▁Historical ▁Met all ur gy ▁and ▁Material s ▁at ▁the ▁renamed ▁University ▁of ▁Science ▁and ▁Technology ▁Be ij ing . ▁In ▁ 2 0 1 4 , ▁Me i ▁became ▁director ▁of ▁the ▁Need ham ▁Research ▁Institute ▁at ▁Cambridge . ▁ ▁Publications ▁ ▁Articles ▁▁ ▁( with ▁X u ▁J ian wei , ▁Chen ▁Kun long ▁et ▁al .), ▁" Rec ent ▁Research ▁on ▁Early ▁Bron ze ▁Met