The dynasty that led China during the golden age described in your points is the Ming Dynasty.
Here are the reasons why the Ming Dynasty fits the description:
- The Ming Dynasty is known for its advancements in porcelain, particularly the development of beautiful, colorful ceramics.
- The Ming emperors restored and strengthened the Chinese civil service system.
- They undertook significant rebuilding projects in Beijing, including establishing it as the capital.
- The construction of the Forbidden City, a large and magnificent palace complex, took place during the Ming era.
- The Great Wall of China was extensively rebuilt and fortified during the Ming Dynasty to protect against invasions.
These contributions are well-documented as part of the cultural and architectural achievements of the Ming Dynasty.