mobile location services on the market include

At present, mobile location services on the market include: mobile phone location services, mobile A-GPS terminal, Unicom GPSOne.
To tell you good news, the Chinese Ministry of Information Industry Network Access Authentication management information system has been opened. Consumers can access this system via the Internet or phone calls, send text messages to identify the authenticity of the phone. First, consumers can access the Network Access Authentication Network , select "Online Services" - "sign verification" , then posted on the network access the phone card number, scrambling code and phone number of the body  successive inputs, the site will tell you the phone's authenticity.
In addition you can also use SMS to identify you as long as the "RW # Network Access Certificate No. # # phone body scrambling code number" to send to the 9500, Network Access Authentication management information system will automatically reply to an identification information, on the phone to verify authenticity. Which "RW" fixed code "#" can be replaced with spaces. These methods are very easy to use, you may wish to try in the time of purchase Oh. In fact through careful observation, we can buy the phone from the new found some "clues" to know the phone is genuine, the following are some aspects to note. The omnidirectional antenna of cell phone jammer contains 4 or 5 pieces of soft whip antennae.
Check your phone's appearance quality, such as genuine shell material should be strong is not easy to damage, power should be the outer surface of uniform color, clean, no scratches and mechanical damage. Check the phone Jinwangbiaozhi, in accordance with national regulations, the phone must be obtained Jinwangbiaozhi sales, Jinwangbiaozhi generally attached to the battery can be seen after removing the back of the phone. Check the phone packaging, production of mobile phones should be outside of Chinese origin, agency name, network card number, description, list of accessories, warranty and so on. Check your phone IEMI code, GSM digital mobile phone as long as followed by "* # 06 #" to on the phone screen displays the phone's IEMI code and IEMI code on the box and warranty card IEMI code phase the same. You can check online, go to the China mobile communications industry www.chinamobile.gov.cn, consumers buy mobile phones by providing provinces, to buy time, brand, model, body, and other information you can phone to check whether "on the album," the regular merchandise. Select the shortest radius at a certain frequency channel as the valid shielding radius of cell phone jammer in the area.