Bước 4: Lau sạch bề mặt tường từ cao xuống thấp, tử trái sang phải,… cho đến khi hết diện tích bề mặt tường. Often Enabled Vital cookies are Totally essential for the website to operate effectively. These cookies make sure essential functionalities and security measures of the website, anonymously. https://emperorm788pic2.wikimidpoint.com/user