Nowiwillintroducemyselfbriefly,iam21yearsold,borninheilongjiangprovince,northeastofchina,andiamcurruentlyaseniorstudentatbeijingXXuni.mymajorispackagingengineering.andiwillreceivemybachelordegreeaftermygraduationinjune.inthepast4years,ispendmostofmytimeonstudy,ihavepassedCET4/6withaease.andihaveacquiredbasicknowledgeofpackagingandpublishingbothintheoryandinpractice.besides,ihaveattend.