Shenzhen Sina Technology Co., Ltd. is one of the leading manufacturers and exporters of communication equipment with many years' experience. Our main products are sim unlock card and GSM/CDMA Fixed Wireless Phone (FWP), GSM/CDMA Fixed Wireless Terminal (FWT). Our company was founded in 2003, the main competencies of our company come from advanced technology, powerful production capability, effective management and maintenance service. The more important highlight of our company is no quality complaint. Our manufacturing and sales team work hand-in-hand to assure prompt delivery, high quality and comprehensive services. All orders no matter large or small are welcomed. We sincerely hope to establish long-term business relationships with clients at home and abroad.We have our own brand "i-smartphone". Our products are well marketed in European, North and South American, Southeast Asian,