What contributions did Emperor Yang of the Sui Dynasty make to the Sui Dynasty in the historical novel "The Great Wind and Cloud of the Sui Dynasty"

" Great Sui Wind and Cloud " was a historical novel that described the policies and contributions of Emperor Yang Guang during the reign of the Sui Dynasty. The following are the main contributions Emperor Yang made to the Sui Dynasty: 1. Unifying the Northern and Southern Dynasties: During the Sui Dynasty, Emperor Wen of the Sui Dynasty unified the divided situation of the Northern and Southern Dynasties through many wars, which ended the disputes between the Northern and Southern Dynasties and laid the foundation for the later unification. 2. Construction of infrastructure: During the Sui Dynasty, Emperor Yang carried out a series of infrastructure projects such as the Grand Canal and Goguryeo City. These projects provided an important foundation for economic, cultural, and military development. 3. Strengthening national governance: Emperor Yang of the Sui Dynasty strengthened national governance and implemented a series of political systems and policies, such as opening examinations to select scholars, implementing the imperial examination system, establishing prefectures and counties, and strengthening the concentration of power. These policies laid the foundation for the political and economic development of the Sui Dynasty. 4. Development of agriculture and handicraft industry: Emperor Yang of the Sui Dynasty encouraged the development of agriculture and handicraft industry, which increased the employment opportunities of farmers and craftsmen and promoted economic prosperity and development. 5. Foreign exchanges: Emperor Yang of the Sui Dynasty actively engaged in foreign exchanges and established friendly relations with neighboring countries such as the Tang Dynasty, which made the economic and cultural exchanges between the Sui Dynasty and neighboring countries more frequent and promoted the economic development of the entire East Asia region. Emperor Yang's contribution to the Sui Dynasty was in many ways. He unified the Northern and Southern Dynasties, built infrastructure, strengthened national governance, developed agriculture and handicraft industry, and carried out foreign exchanges. He promoted the development and prosperity of the Sui Dynasty, laying the foundation for the later unification and the establishment of the Tang Dynasty.