Wu Zhu didn't know how to use true qi. Wu Zhu was a robot. He did not have the ability to use true qi. His combat style relied on precise calculations and zero-error attacks. He fought by finding the shortest path and stabbing into the opponent's vital points. Although Wu Zhu could simulate some martial arts moves, without the driving force of zhenqi, these moves were only superficial. Warriors with some attainments could easily distinguish them. Therefore, Wu Zhu's advantage was that he could maintain his calm and rationality, and had a good mentality, rather than relying on the power of zhenqi.

Wu Zhu had no true qi. According to the information provided, Wu Zhu relied on the computer's analysis and rational thinking to fight. He focused on finding the shortest straight line between two points and was able to remain calm and rational. The performance of his machine was comparable to that of a great grandmaster, and could even fight to a draw with Ku He. In addition, Wu Zhu had an important skill, Laser Eyes. He used this skill in the final battle and successfully defeated the Qing Emperor. Thus, even though Wu Zhu did not have zhenqi, he could rely on his computer analysis, rational thinking, and laser vision to fight with the great grandmaster.
Wu Zhu didn't have true qi because he was an intelligent robot, which was different from the way humans cultivated true qi. Although Wu Zhu didn't have true energy, he could calculate the best time to attack and the best route to dodge through the built-in micro computer, giving him the fighting power of a great grandmaster. His double weakness was the loss of memory and the need to return to the temple regularly to recharge. These limitations caused Wu Zhu to be unable to use the laser before the Qing Emperor took advantage of his weakness. Therefore, Wu Zhu's lack of true energy was determined by his identity and the characteristics of the robot.
Although Wu Zhu didn't have zhenqi, he relied on his exquisite moves and control over his limbs and weapons to be able to fight to a draw or even win against the great grandmaster. His strength mainly relied on computer analysis and rational analysis, as well as weapons that surpassed the era. In addition, Wu Zhu also had a calm and rational mind. He could remain calm in battle. His explosive power could be called the first among the five great grandmasters, especially after using the laser eye skill. He could kill the Qing Emperor in one shot. Therefore, even without zhenqi, Wu Zhu was a top expert on the same level as a Great Grandmaster in terms of martial strength. He could fight with them and win.
Wu Zhu didn't have zhenqi, but he relied on the computer's analysis and rational thinking to fight. He paid attention to the principle of the shortest straight line and dealt with his opponent through precise moves and optimal actions. Although he was on par with the martial grandmaster in terms of martial strength, Wu Zhu's advantage lay in his ability to remain calm and rational. He had a good mentality. In addition, Wu Zhu could also use weapons that surpassed this era, such as the laser eye, which made him explosive in battle. Thus, even without zhenqi, Wu Zhu could still fight with a martial grandmaster.
Although Wu Zhu in Joy of Life did not have zhenqi, he relied on the analysis and rational thinking of the computer to fight. He focused on finding the shortest straight line between two points and was able to maintain his calm and rationality. The performance of his machine was comparable to that of a great grandmaster, and could even fight to a draw with Ku He. In addition, Wu Zhu had an important skill, Laser Eyes. He used this skill in the final battle and successfully defeated the Qing Emperor. Thus, even though Wu Zhu did not have zhenqi, he could rely on his computer analysis, rational thinking, and laser vision to fight with the great grandmaster.
Wu Zhu didn't have zhenqi, but he relied on the computer's analysis and rational thinking to fight. He paid attention to the principle of the shortest straight line and dealt with his opponent through precise moves and optimal actions. Although he was on par with the martial grandmaster in terms of martial strength, Wu Zhu's advantage lay in his ability to remain calm and rational. He had a good mentality. In addition, Wu Zhu activated his laser eyes at the crucial moment and successfully defeated the Qing Emperor. In conclusion, even though Wu Zhu did not have zhenqi, he used computer analysis and rational actions, as well as his explosive power and calm, to fight with the great grandmaster.
Although Wu Zhu didn't have true qi, he relied on the computer's analysis and rational thinking to fight. He paid attention to the principle of the shortest straight line and dealt with his opponent through precise moves and optimal actions. Although he was on par with the martial grandmaster in terms of martial strength, Wu Zhu's advantage lay in his ability to remain calm and rational. He had a good mentality. In addition, Wu Zhu could also use weapons that surpassed this era, such as the laser eye, which made him explosive in battle. Thus, even without zhenqi, Wu Zhu could still fight with a martial grandmaster.
According to the information provided, Wu Zhu didn't have zhenqi, but he relied on the computer's analysis and rational thinking to fight. He paid attention to the principle of the shortest straight line and dealt with his opponent through precise moves and optimal actions. Although he was on par with the martial grandmaster in terms of martial strength, Wu Zhu's advantage lay in his ability to remain calm and rational. He had a good mentality. Thus, even without zhenqi, Wu Zhu could still fight with a martial grandmaster.
Wu Zhu didn't have zhenqi, but he relied on the computer's analysis and rational thinking to fight. He paid attention to the principle of the shortest straight line and dealt with his opponent through precise moves and optimal actions. Although he was on par with the martial grandmaster in terms of martial strength, Wu Zhu's advantage lay in his ability to remain calm and rational. He had a good mentality. In addition, Wu Zhu also had weapons and skills that surpassed the era, such as laser eyes. This allowed him to achieve a draw or even victory in his battle with the Great Grandmaster. Thus, even without zhenqi, Wu Zhu could rely on his techniques, computer analysis, and weapons that surpassed the times to engage in fierce battles with the great grandmaster.
Wu Zhu's true identity in Joy of Life was a robot. He was the servant of the main character, Fan Xian's mother, Ye Qingmei. He had powerful martial arts and mysterious power. Although his appearance was not much different from that of a normal person, he would not age and had extraordinary abilities.