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1. Gentleman's corrective shoes are a kind of health-care shoes with its own patent. Their main purpose is to correct O-shaped legs.
2. The brand of Zhengren is affiliated to Changsha Youzu Health Technology Co., Ltd. The company specializes in the research and development, sales and foot health consultation of health assistive devices, health foot pads, health socks, etc. and service companies, aiming to increase people's awareness of the prevention of foot diseases.