- Power Universe Technologies Ltd
- sim card backup machine, Medicine box timer, timer, mobile, box.
- Address:29E,Block B,Neptunus Mansion, Nanshan Shenzhen Guangdong 518054 China
- Hualixin Tech Ltd
- dialer, sim card backup, machine, alcohol tester, pill box timer, phone, vedio player.
- Address:6D/A, Shennan Garden, Nanshan Hi-Tech Park, Nanshan District, Shenzhen City, Guangdong Province Shenzhen Guangdong 518057 China
- Businesim Ltd
- international sim cards,dual sim card,sim card,sim card backup,sim card reader,sim cards,sim card backup machine,international calling cards,sim card backup device,sim card saver.
- Address:87 Alexander blvd., Mladost district, 8th floor, Mladost 4rth part, Sofia, Other, Bulgaria
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