As a more and more common means of transportation for human beings, subway has spent a lot of time on infrastructure construction. Among them, many aspects have been considered in the design of subway handrails. Such as fixation, assembly convenience, aesthetics and other aspects. Shenzhen Zhanggonghe Precision Hardware Co., Ltd. has provided a lot of subway handrails for subway lines all over the country, and its fineness and assembly convenience have been praised by customers all over the country.