Goi email co insert file Flash bang cach nao???

[forIt]

Minh can goi mot tam thiep bang flash cho khach hang, va minh muon dung thang outlook de goi.

Khi khach hang mo len thi tam thiep do no phai hien thu luon trong email. Co ban nao biet cach goi theo dang nay khong.

Thanks truoc nghen...