1. cloud attendance system app culture, education and research shenhuan lock factory is located in the lock production park in the eastern pujiang river, close to yiwu small commodity city, 20 kilometers away from yiwu airport, with very convenient transportation and gathering merchants around the world. our factory produces iron padlocks of different specifications, always implementing the quality policy of "customer satisfaction is our eternal pursuit" and strictly manages it. all employees have worked together for many years. the company has developed rapidly. now it has accumulated rich production and manufacturing experience. the products produced are stable in quality, and the products are cheap and good, and their products are sold everywhere. our factory's products include: small 70 interior door lock core and padlock series. small 70 has aluminum, iron, zinc alloy, pure copper computer keys, 4 nanjing night market travel guide 30 strip

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