Shenzhen Sai Tong Tian Electronic Technology Company, Ltd is founded in 1998. It has been devoted to the development, manufacture and sales of mobile communication network products since then.
  Our products are classified into 2 types:
MOBILE PHONE REPEATERS/BOOSTERS/AMPLIFIERS  MOBILE PHONE JAMMERS.
  Repeaters are available for different frequencies: GSM900MHz, CDMA800MHz, DCS1800MHz, PCS1900MHz and 3G. We strictly execute ISO9001: 2000 quality assurance system. With excellent R&D teams, well-trained employees and advanced manufacturing& testing equipment, we are ready to offer you best service all the time.
Any questions, please be free to contact us.