Han Li lost three hundred years.

The reason why Han Li had lost 300 years of memories was because he had been struck by Tao Yu's Soul Extermination True Light. In the battle of the Fire Dragon Path, Tao Yu and Han Li had used the Soul Extinguishing True Light as their last resort. However, the process that caused Han Li to lose his memories and the events that happened in the past three hundred years were not described in detail. Some readers believed that Han Li's loss of memory was related to the secret of the Divine Sovereign Vase, but this was only a guess and there was no conclusive evidence. In short, the current information didn't provide a clear answer to the specific details of Han Li's memory loss. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

In the "Mortal Cultivation Legend to the Immortal World Chapter", Han Li had lost 300 years of memories due to his cultivation of the Mantra Wheel Transformation Scripture. While cultivating the ninth layer of the Wheel of Truth, Han Li fell into an illusion.  In the illusion, he returned to the Scattered Star Seas and saw himself and many cultivators being teleported to the Dust World by the Mahayana cultivators. In the Dust World, Han Li was being pursued by the Ancient or Present World and was heavily injured. In order to avoid the pursuit of the ancient and modern, Han Li entered the Samsara Hall and obtained the inheritance of the Samsara Laws, as well as cultivating the secret technique of Samsara. During the process of cultivating the secret technique of reincarnation, Han Li's 300 years of memories had been erased. When Han Li woke up, he discovered that he had lost three hundred years of his memories. He only remembered his journey from the Scattered Star Seas through the Spirit Realm to the Immortal Realm. He began to cultivate the Mantra Wheel Transformation Scripture again and gradually recovered some of his memories during the cultivation process. In the end, with the help of Samsara Temple Master, he completely recovered his 300-year memory. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

The 300 years of memories that Han Li had lost were recorded in the "Mortal Cultivation Legend of the Immortal World". After Han Li cultivated to the Golden Immortal Stage in the True Immortal World, he suddenly lost 300 years of memories. In the novel, after Han Li cultivated to the Golden Immortal Stage in the True Immortal World, he suddenly fell unconscious. When he woke up, 300 years had passed, but he had lost the memory of these 300 years. Han Li attempted to retrieve his memories through cultivation and exploration, but he failed. In the end, Han Li gradually recovered his memories through his conversation with the messenger of the Heavenly Court. It turned out that while he was unconscious, his memories were sealed by an Almighty in the Immortal World and he was sent to a mysterious place to cultivate. In this place, Han Li cultivated an extremely powerful cultivation technique that allowed his cultivation to advance by leaps and bounds. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

The reason why Han Li had lost his memory for three hundred years was still unknown. The information regarding Han Li's memory loss was very limited, and there was no clear explanation or clue. Although there were some guesses and speculations regarding Han Li's memory loss, there was no conclusive evidence to prove the accuracy of these claims. As a result, there wasn't enough information to give a definite answer as to why Han Li had lost his memory for three hundred years. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

What you want to ask might be 'Han Li will return after 300 years'. In the novel "Mortal Cultivation Legend," after Han Li advanced to the Mahayana Stage, he entered the Time Spirit Domain with his Time Law Incarnation to cultivate. Time passed quickly, and three hundred years later, he emerged from the Time Spirit Domain and returned to the Immortal World. If you don't want to ask me about the above, please provide more context so that I can better answer your question. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

What you want to ask might be 'Han Li will return after 300 years'. This was the plot of the Xianxia novel, Mortal Cultivation Biography, written by Qidian author Wang Yu. In the novel, after Han Li advanced to the Great Ascension Stage, he engaged in a great battle with his Time Law Incarnation, resulting in both of them falling into a deep sleep. Three hundred years later, Han Li woke up and discovered that his time law incarnation had already passed away. His friends and confidantes had all passed away. In order to resurrect them, Han Li embarked on a journey to search for the Reincarnation Fruit. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

In the "Mortal Cultivation Legend", Han Li's three hundred years referred to the time he had spent in the Immortal World. In the novel, Han Li had experienced the Spirit Realm and the True Immortal Realm. He had grown from an ordinary mountain village youth to a mighty Mahayana cultivator, spending a total of 300 years. After Han Li advanced to the Great Ascension Stage in the Spirit Realm, he was sucked into a spatial rift due to a spatial storm that he triggered during his advancement. He accidentally entered the True Immortal World's Northern Frost Immortal Domain and relied on the power of the Heaven Sovereign Vase to gain a firm foothold in the Scattered Star Seas. After experiencing many opportunities and several life-and-death battles, Han Li finally advanced to the Mahayana Stage and became the number one ascended cultivator in the Spirit Realm. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

"Han Li's 300 years" was a joke in the web novel "Mortal Cultivation Legend". It referred to Han Li's cultivation time span in the novel. In the novel, Han Li had continuously cultivated and broken through to the next realm, and it took him 300 years to become an expert in the Immortal World. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

What you want to ask is probably the "300 years of Han Li" in the "Mortal Cultivation Biography". At the end of the Immortal World chapter, Han Li advanced to the Great Ascension Stage after 300 years of seclusion and became a member of the Immortal World. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!

What you want to ask might be "Han Li will return after three hundred years". This is the plot of the Xianxia novel "Mortal Cultivation Biography" written by Qidian author Wangyu. In the Immortal World chapter of the Mortal Cultivation Biography, Han Li had gone through many hardships in search of a way to ascend to the True Immortal World and had returned after 300 years. After returning, Han Li had become a True Immortal and his strength had greatly increased. He had killed the traitor, sealed the Mother Borer, and rescued Shi Chuankong and Silvermoon who were trapped in the Dust World. While waiting for the TV series, he could also click on the link below to read the classic original work of " The Legend of Mortal Cultivation "!