After I did project which is working groups made me see troubles. The first is each person has different ideas. There are many arguments during the project. The second is each time of person mismatch. It is difficult to appointment to work together. The third is the do not have enough equipment to do the job. Some steps are more difficult than our abilities. However, we were able to get through the issues which I feel very proud. Even though the result was not good enough, I'm very satisfied because I am doing my best.