evolution world wide ltd hiddencamerapens.com fraud scam dont buy no shipment phone line fake will hang up claims to be usa company but not Internet, Internet

i purchased a tablet pc from evolution world wide ltd on 02/23/2012 i received a USPS tracking number on 02/25/2012 its now 03/09/2012 and the tracking number still doesnt show up. dont buy from them they claim to be a usa company but are really based in hong kong china, they claim a 4-8 days to ship but after you order you will find out that they will then tell you its 20 days to ship. when you call there  phone it will tell you their reps are busy to please call back later and hang up on you. i still havent recieved my tablet pc