SHENZHEN HTW ELECTRONICS Co., LTD belong to CHINA AEROSPACE SCIENCE AND INDUSTRY CORPORATION. It is a large scale enterprise which specializes in developing and manufacturing electronic communication and digital information products. My email IP is brianlu2004, postfix is , you may through it contact me! The products include CDMA and GSM Fixed Wireless Phone, Fixed Wireless Terminal, Wireless Modem , MP3 player and SIM card Backup etc. If you need any further assistance, please don't hesitate to call me.