1.Have him help you make a daily schedule which clearly states a period of time for each activity. i.e., 4:00-4:30pm: Chinese
2. Develop a reward system. i.e., get ready for school on time --1 point; finish homework on time---1 point.etc. Try not to overdo it. 5 things should be good to start with. If he gets a total point of 4 or 5 bu the end of the week, he may earn a reward such as playing a board game with the family; having a picnic; invite a friend to play or play at other frineds house, etc. Try not to use materials as rewards (i.e.,buying toys)
3. Set a timer at 4:28. When the timer goes goes off, he needs to wrap up and move to the next activity. If he follows well, give him a point.
4. Focus on solving one problem which is concept of time.