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| Tablet/Mobile Brands Database 
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| Logo | Manufacturer
    | Models | Origin | Founded | Ended | Production | Cat | Info 1 | Info 2 | 
| Q | |||||||||
|  | Q Innovations Pvt. Ltd. (by Axia?) | IND | - | () | 10's | M |  |  | |
|  | Q-note  | TUR | - |  | 10's | T |  |  | |
| Q-Smart (-> Q-Mobile) | VIE | - | () | 10's | M |  |  | ||
| Q-Ying | CHN | - | () | 10's | M | - |  | ||
|  | QBell Technology S.p.A. | ITA | 2003 | act. | 10's | M |  |  | |
|  | Qbex | BRA | 2000 |  | 10's | M |  |  | |
|  | Qbox | 4 models | UKR | - | act. | 10's | T |  |  | 
|  | QDS | ? | - | () | 10's | T | - |  | |
|  | Qere | ? | - | () | 10's | T |  |  | |
|  | QFX, Inc. | USA | - | act. | 10's | T |  |  | |
|  | Qiangzhe | CHN | - | () | 10's | M | - |  | |
|  | Qiaoxing Famous Science & Technology Co., Ltd. (COSUN)  | CHN | 1992 | act. | 00's - 10's | M | - |  | |
|  | Qidong Uniscope Communication Co., Ltd. | CHN | - |  | 00's - 10's | M | - |  | |
| QiGi (By TechFaithWireless) | CHN | - | act. | 00's - 10's | M | - |  | ||
|  | Qihoo 360 Technology Co., Ltd. | CHN | 2005 | act. | 00's - 10's | M | - |  | |
|  | QiKU Network Technologies Co., Ltd. (by Yulong Computer) | CHN | - | act. | 00's - 10's | M | - |  | |
|  | Qilive (div. Auchan) | FRA | - | act. | 10's | M,T |  |  | |
|  | Qimaoo | CHN | - | () | 10's | T | - | - | |
|  | Qingbang Electron Co., Ltd. | CHN | 1997 | act. | 10's | T | - |  | |
|  | Qisda Corp. | TWN | 1984 | act. | 10's | M |  |  | |
|  | Qiyu Technology Co., Ltd. (Kivors)  | CHN | - |  | 10's | T | - |  | |
|  | Qiyun Da Electronic Technology Ltd.  | CHN | 2009 |  | 00's - 10's | T | - |  | |
|  | QJO, Inc. | USA | - | act. | 10's | M |  |  | |
|  | QMobile | Equal, (+11) | PAK | 2009 | act. | 10's | M,T |  |  | 
|  | Qnet  | KOR | 2007 | act. | 10's | M |  |  | |
|  | Qool Labs Pte Ltd. (div. SiS Group) | SIN | 2004 | act. | 00's - 10's | M | - |  | |
|  | Qpad (-> Quatronic) | CBG | - | () | 10's | M |  |  | |
|  | Qphone (div. Q Mobile) | UAE | 2015 | () | 10's | M |  |  | |
| QQMobi | CHN | - | () | 10's | M |  |  | ||
|  | Qrea | TAI | - | () | 10's | M,T |  |  | |
|  | Qsmart | ? | - | () | 10's | M |  |  | |
| QTAB (-> Qmobile) | PAK | - | () | 10's | T |  |  | ||
|  | Qtek (by HTC) | CHN | - | act. | 00's - 10's | M | - | - | |
|  | QTouch | BRA | - | act. | 10's | M |  |  | |
|  | Quade | EQU | - |  | 10's | M |  |  | |
|  | Quadro | TUR | - | act. | 10's - 20's | T | - |  | |
|  | Quadro (div. Fibest d.o.o.) | CRO | - |  | 10's | T |  |  | |
|  | Quaduro Systems | QuadPad, (+2) | UK | 2004 |  | 10's | T | - |  | 
|  | Qual Technology Co., Ltd.  | CHN | 2013 | act. | 10's | T | - |  | |
| Qualing Technology Co., Ltd. | TWN | 2008 |  | 10's | T | - |  | ||
|  | Quality Technologia Eletronica do Brasil Ltda. | Tabra | BRA | 2004 | act. | 10's | T |  |  | 
|  | Quality Technology Industrial Co., Ltd. | CHN | 2006 | act. | 00's - 10's | M | - |  | |
|  | Quanta Computer, Inc.  | 20 models | TWN | 1988 | act. | 90's - 20's | M |  |  | 
|  | Quantum | 1 models | CHN | - | act. | 10's | T | - |  | 
| QuantumFX (-> QFX) | USA | - | () | 10's | T | - |  | ||
| QuanZhi | CHN | - | () | 10's | M | - |  | ||
|  | Quart Electronics | JAP | - |  | 10's | M,T |  |  | |
|  | Quasad Computer | EQU | - | () | 10's | T | - |  | |
|  | Quatro Mobile | TUR | - |  | 10's | M |  |  | |
|  | Quatronic | TUR | - | () | 10's | T |  |  | |
|  | Qube | ? | - | () | 10's | T |  |  | |
|  | Qubo Global S.L. | SPA | - | act. | 10's | M |  |  | |
|  | Que Products, Inc. | USA | - |  | 10's | M |  |  | |
|  | Quechua (div. Decathlon) | FRA | - | act. | 10's | M |  |  | |
|  | Quejaz | CHN | - | () | 10's | M | - |  | |
|  | QueLabs Technologies Pvt Ltd. | IND | - |  | 10's | T |  |  | |
|  | Quer | 7 models | POL | - | act. | 10's | T |  |  | 
|  | Quick (by JRG)  | COL | - | () | 10's | M |  |  | |
| QuickTAB | ? | - | () | 10's | T |  |  | ||
|  | Quipus | BOL | - | act. | 10's | M |  |  | |
| Quit-X | IND | - | () | 10's | T | - |  | ||
|  | Qumo | 17 models | RUS | - | act. | 10's | M,T |  |  | 
| Qun Fa | CHN | - | () | 10's | M | - |  | ||
|  | QunyiCO | CHN | - | act. | 20's | T | - | - | |
|  | Quo Mobility | USA | - |  | 10's | M |  |  | |
|  | QUY | CHN | - | () | 10's | M |  |  | |
|  | Qware | HOL | - | () | 10's | T |  |  | |