YuLongDa (HongKong) Technology Limited is based at Hong Kong and Shen zhen,China. The company has been developing wireless products for years, great efforts have been contributed to research & development, also keep improving our clients’ experinces.

The company’s products are running in the whole world, Qual-Band GSM Chip ensures the trackers can work with any telecom carrier, GPS ensures you can use the most efficient positioning way, LBS ensures you won’t lost contact with your property in GPS-Blind zone.