The K3 RTK measuring system surpasses the limit in the limit, breaks through the restriction condition of not less than 3 times line width between centers in the principle of "3W" design, and effectively suppresses internal crosstalk.Small body, all-round, equipped with the 4th generation small size positioning chip, the 3rd generation miniaturized radio chip, three-in-one highly integrated antenna, optimizing the signal transmission mechanism, efficient and stable data transmission.Network and platform application mode + full-function basic hardware system lead the era of intelligent interactive interconnection.