Sign up for an Award
Participate with your entry in one of our professional or student awards.
Sign up for an awardLearn more:
Unsupported browser
You are using an outdated browser. Please upgrade your browser to improve your experience.
When we stop reading the book and get back to it after a while, we dont know where we stop. This book mark can help you solve the problem. Before closing the book, you move the insect to the line you just read, and when you pick the book next time, you immediately know where you should continue reading. The material is hard note.
JIANGXI UNIVERSITY OF FINANCE AND ECONOMICS
Nanchang City, Jiangxi Province, China
Jian Han,YuXiang Kuang,ShiWu Luo,
XiangSen Zhang
JIANGXI UNIVERSITY OF FINANCE AND ECONOMICS
Nanchang City, Jiangxi Province, China
Min Wei,Kai Deng,ZhongBiao Jiang,
LongFei Zhao ,Feng Chen