7.5 DEGREE

During Ming dynasty, Zheng He commanded expeditionary voyages to SEA and EMA area. The compass he used was the most accurate navigation tool in that era. 48 directions were navigated in 360 degree. The minimum calibration is 7.5 degree. 7.5 Degree derive from the accurate of the compass used by Zheng He. 7.5 Degree is the first Southeast Asia TMT information and service platform. We are the explorer of the new “One Belt One Road”.