Han Xin defected to Xiang Liang as a military wizard, Xiang Liang didn't know him, so he switched to Xiang Yu, Xiang Yu didn't know him either, and transferred to Liu Bang, Liu Bang didn't know him, and no one knew him as a wizard.
A person is talented, it needs to be discovered by others, this process of being discovered by others is very difficult, and even very long, it is under Xiao He's strong recommendation, Liu Bang first appointed Han Xin as a general, and only after the altar worship will talk to Han Xin, and after the talk, he is sure that what Xiao He said is true.
You see how talented Han Xin is, that is much bigger than our talent, Han Xin can't prove that he is talented, how can we prove that we are talented, it is very difficult, the most difficult thing in life is to prove yourself.
In the Battle of Qixia, Han Xin led the Han army to defeat the Chu soldiers, and Xiang Yu Wujiang killed himself. After that, Liu Bang built an altar to worship Han Xin as a general and was named a marquis. However, Han Shin's prestige and talent aroused the resentment and jealousy of the other generals. Under Fan Xu's provocation, Han Xin ordered the execution, but was rescued by Liu Bang. Subsequently, Han Xin analyzed the advantages and disadvantages of the situation in Chu and Han for Liu Bang, divided his troops and sent generals, and planned to force Xiang Yu to kill himself. In the end, Xiang Yu was defeated and killed in Wujiang.
Han Shin has participated in many battles,:
Battle of Jingcheng: In 204 BC, Liu Bang launched a war against Zhao, and Han Xin, as one of the generals of the Han army, participated in this battle. He used the tactics of backing up to the water, put him to death, and finally defeated the Zhao state. Battle of Qixia: The Battle of Qixia was the decisive battle of the Chu-Han War, and Han Xin played an important role in this battle. He led the Han army into battle with the Chu army, using tactics such as surprise attacks and detours, and finally won the victory. Han Xin Attacks Qi: Later in the Chu-Han War, Han Xin was ordered to attack Qi. He used deception, pretending to make peace with the Qi state, and then raided Linzi, the capital of the Qi state, on the way, and finally succeeded in capturing the Qi state. Han Xin's attack on Western Wei: After the establishment of the Han Dynasty, Han Xin was appointed Xiangguo and was responsible for pacifying the Wei region. He adopted a strategy of division and disintegration and successfully defeated the Western Wei army. Han Xin Attacks Yan Dynasty: After the establishment of the Han Dynasty, Han Xin was ordered to attack the Yan Dynasty region. He employed the tactics of a quick surprise attack and quickly defeated the Yan Dynasty army. 
In addition to the battles of Jingcheng, the Battle of Qixia, Han Xin's attack on Qi, Han Xin's attack on Western Wei, and Han Xin's attack on Yan, Han Xin also participated in many other battles, such as the Battle of Anyi, the pacification of Zhao, the pacification of Yan, and the pacification of Qi. His military prowess and leadership skills were demonstrated in many battles, contributing to Liu Bang's victory.
Han Shin's military talent is mainly reflected in the following aspects:
Strategic vision: Han Xin is good at starting from the overall situation, analyzing the situation of friends and enemies, and formulating practical strategic policies. For example, in the campaign against Handan, the capital of Zhao State, he was able to accurately analyze the enemy's weaknesses and successfully conquer Handan by using clever tactics and troop combinations. Flexible use of the art of war: Han Xin is familiar with the art of war, and can flexibly use various tactics of war, such as backing the water, attacking half-crossing, embattled, etc., and has won a series of battles. Good at analyzing terrain and weather conditions: Han Xin is good at analyzing terrain and weather conditions in combat, and can adopt corresponding tactical strategies according to different terrain and weather conditions. For example, in the campaign against Handan, the capital of Zhao, he was able to accurately analyze the terrain and weather conditions of Handan, and used corresponding tactics to conquer Handan. Leadership: Han Shin has excellent leadership skills and is able to give full play to the potential of each soldier and improve the overall combat effectiveness of the army. He is good at boosting the morale of his soldiers and allowing them to get the most out of their battles. Political Talent: Han Shin was not only an outstanding military strategist, but also an excellent politician. He was able to promote the reform and development of the society at that time through his own efforts and wisdom. For example, when Zhao was a military staff officer, he proposed the system of "military merit title system", so that the warriors in the army could get the honor and respect they deserved. In short, Han Xin's military prowess was outstanding in ancient Chinese history, and he was praised for his strategic vision, flexible use of the art of war, good analysis of terrain and weather conditions, leadership ability, and political ability.