We pursue the administration tenet of "Quality is exceptional, Assistance is supreme, Reputation is first", and will sincerely create and share success with all clients for Beidou CM5 Gps Rtk, Stonex S900a, Gnss Base And Rover, Foif Gps,Total Station Topcon Gts1002. With us your money in safe your business in safe . Hope we can be your trustworthy supplier in China . Looking forward for your cooperation . The product will supply to all over the world, such as Europe, America, Australia,Bogota, Congo,Georgia, Malaysia.We set a strict quality control system. We have return and exchange policy, and you can exchange within 7 days after receive the wigs if it is in new station and we service repairing free for our products. Please feel free to contact us for further information if you have any questions. We are glad to work for every client.