Now i will introduce myself briefly,i am 21 years old,born in heilongjiang province ,northeast of china,and I am curruently a senior student at beijing -- uni.my major is packaging engineering.and i will receive my bachelor degree after my graduation in june.in the past 4 years,i spend most of my time on study, I have passed CET4/6 with a ease. And I have acquired basic knowledge of packaging and publishing both in theory and in practice. besides, I have attend