In China, the design and carrying of self-defense weapons are subject to strict legal restrictions. According to the "Criminal Law of the People's Republic of China" and the "Public Security Administration and Punishment Law", the illegal manufacture, Sale, or carrying of controlled devices or weapons is an illegal act and may face legal responsibility. We strongly recommend that you comply with laws and regulations and do not participate in any behavior that may endanger public safety. If you feel that your own safety is threatened, it is recommended that you report to the public security organs in a timely manner and seek legal protection. The state provides perfect laws and social services to ensure the safety of citizens. We should act in accordance with the law and jointly maintain social harmony and stability.