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Since the smart locks become hot sale, this track had become very crowed and had attracting many cross-border big companies entered this trade. After more people and companies involved in the industry, the competition is more intense. Therefore, some companies in order to gain a foothold in the fierce competition, they try to do everything

Smart door locks surface treatment refers to the processes used to modify the surface of a material in order to improve its appearance, durability, or other properties. There are many different types of surface treatments that can be applied to smart door locks, depending on the specific material and desired properties. For example, a smart