T?i nh?ng qu?c gia ?nh h??ng Nho Kh?ng nh? Vi?t Nam cùng Hàn Qu?c, v?n ?? hôn nhân c?a hoàng n? v??ng n? ??u t??ng t? Trung Qu?c, ch? tr?ng hôn nhân c?a n? quy?n c?a vua chúa cho các gia t?c có th? l?c nh?m gi? v?ng h? có m?i quan h? v?i tri?u ?ình.The third factor that had to be finished was the most difficult, and which was to select