Conclusion

All in all, technology information has been a huge part of life. We have used to smartphone now because it's convenient and useful. However, everything has both good and bad parts, so does smartphone. It brings people convenience for communicating with people, surfing the Internet and doing a lot of things. On the other hand, it cause students not focus on studying and damages eyesight. Although, we can't solve all the problems that smartphone brings to us such as privacy problem and security issues, we strive to find new methods and approaches to overcome them. With the development of smartphone, it brings people more and more benefit. So, we have to do more research to reduce problems and create more benefits.