If your army includes Miao Ying, she must be the army's General. In addition, 0-1 unit of Jade Warriors and 0-1 unit of Jade Lancers in her army may be upgraded to Celestial Dragon Guard for +1 point per model. Celestial Dragon Guard have a +1 modifier to their Weapon Skill and Leadership characteristics (to a maximum of 10) and gain the Celestial Armour (6+) special rule.