Wen Zhongyuan had set up two main steps for his strategy at the Extreme Northern Frontier. The first step was to destroy the army stationed at the Extreme North, causing the nation's fortune it carried to suffer, thereby weakening the main fate of the Red Wall court. The nation's fortune mainly converged at the Red Wall court, and it was made up of the fortune from various aspects of the country. Since it was impossible to directly break the Red Wall fortune, they had to resort to breaking it piece by piece.