It is undeniable that technology has made the world a better place to live in. First of all, technology makes life become more convenient. We now have air conditioners in the summer, heatings in the winter and many other patterns such as massage machines, vacumm cleaner, ect. Housework will become easier with the help of washing-up machines, housework robots and many other inventions. Also, in the past, people had to walk a long distance to send letters but now they can contact each other only by sitting at home with their phones. Second, technology makes people life longer. According to the statistics, thanks to the help of technology, the average lifespan has increased dramatically in the past few years, which is positive news for people working in pharmatical area. Last but not least, technology improves the security system as we now have many new lock modes which can decrease the number of thieves and robbers. In short, technology has made the world a better place to live in.