PNG IHDR M pHYs + 6tEXtComment xr:d:DAFCQKQa5aM:1452,j:40055071111,t:22110507J iTXtXML:com.adobe.xmp http://ns.adobe.com/xap/1.0/ Khung sp - 1 2022-11-05 f1f1fca3-ae83-4124-9b7f-79c593f0bc59 525265914179580 2 Lưu Quang Tính Canva Bk