Zhou Xianhui, a squad leader in the armed police, used work trips as an opportunity to help wayward youths reform and assisted the public security bureau in improving traffic safety and order on remote roads, earning widespread praise. After leaving the service, she turned down positions in the police and industrial and commercial inspection departments to start her own business. She worked as a bodyguard for a business owner and as a martial arts instructor, put an end to threats from criminal forces, and established Jindun Security, serving as its manager.
When she heard that a client's daughter had gone missing and that women and children were being trafficked with alarming frequency, she applied to become an auxiliary police officer and joined the campaign against human trafficking. After enduring life-and-death ordeals alongside her comrades, she helped curb serious trafficking cases. Having fulfilled her wish to fight trafficking, she returned to Jindun Security.
Her boyfriend Li Yundong's classmate recommended her for a train conductor position. She served passengers traveling from north to south with warmth, helping them solve problems and answer questions. She even delivered a baby, warned passengers about counterfeit money scams, exposed a scheme to sell fake certificates, and saved a patient suffering a heart attack. She won widespread praise and was nominated as a model worker, yet she applied to leave her position as train conductor.
Realizing how urgently people needed legal education, she earned a lawyer's license to strengthen legal protections for women and children, established the 3861 Law Firm, and devoted herself to defending their lawful rights and interests. She put the law to work, helping women and children resolve divorce and property disputes in ways that were lawful, reasonable, and compassionate. Appointed as a legal adviser and vice principal for legal education, she actively taught children how to avoid abduction and fraud, as well as food, fire, and traffic safety. She intervened in cases of domestic violence to prevent victims from resorting to violence themselves, helping create a peaceful and harmonious society.