We are manufacture of electronics whistle, personal alarm device and SIM card phonebook copier. We develop own products with our technology and patented all the products. The major product is electronic whistle, which has strong sound affect 135dB, and the sound from the device just the same as traditional whistle, nice design looking, accept ODM or OEM business. We are regularly Selling: child guard, electronic whistle, luggage guard, sim card phonebook copier, traffic wand, solar signboard, handheld signboard, alcohol tester. |
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