chao moi nguoi em. cung da lam mot de tai ve quang bao voi led matrix roi. em cung thu thap rat nhieu moi hiu het no. day la do an cua em. ve phan mem thi ok. nhung ve phan cung thi em bo tay, vi thoi gian gap wa nen phan cung em lam van chua xong. mong moi nguoi giup do. Mail cua em la :
nguyenluan0728@yahoo.com.vn cam on moi nguoi.