Wenzhou Shuangyi Hardware Manufacture Co.,Ltd. Is one of the company research, production and sales. Professional production of high-grade handle locks, mortise lock , split lock and other locks. We mainly high-quality zinc alloy, copper alloy, aluminum o

Ruian Super lock Factory Established in 1998, Ruian Super lock Factory is a professional manufacturer and exporter. We are concerned with the design, development and production of all kinds of locks and cylinders.

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