Make it clear that you are the boss of your household, and that your rules should be followed.  Demonstrate to your children that your elders should be respected at all times. If your parents play an active role in your life, you can show your children that you respect your parents, just as they should respect you. Tell your children to treat you with respect. You are a figure of authority and should be addressed and answered appropriately, even during tense situations. Your children should have a strong sense of your expectations. You should avoid being temperamental or unclear so that they know what you actually want.  Establish expectations for chores. Your children should know what work is expected of them, whether it is to wash their own dishes, help set the table, or do yard work. Rotating chores can also help mix things up and to ensure that no one member of your household is stuck with the unpleasant tasks, such as cleaning your kitty's litter, every time. Establish expectations for appropriate behavior. Make it clear that you expect your children to avoid foul language, have dinner at the dinner table, and to maintain a positive attitude when possible. Repeating these rules and others early and often will show your children that you have clear rules for what is and is not acceptable in your home. Be consistent. Though certain rules may change as your children reach a specific age, be clear about general household expectations. Make sure your expectations are the same for every sibling, so you don't look like you're playing favorites. In order to be the head of your household, your children should be aware that they will be rewarded for good behavior and punished for not meeting your expectations.  Have a reward for every occasion. If your child did well in school, passed a driver's test, kicked the winning goal in his soccer match, or reached an important milestone, such as a birthday, it's important to celebrate the occasion. Dinner at the restaurant of your child's choice, a trip to an amusement...

TL;DR in Vietnamese:
Tạo dựng cho mình hình ảnh của người nắm quyền. Đặt ra luật lệ rõ ràng. Có hệ thống phần thưởng và hình phạt đúng mức. Đồng tâm nhất trí với người “đồng chỉ huy”. Vui chơi cùng gia đình!