Backgrounds China has a large number of shipping vessels, and ranks the world s No 1 in fishing vessels with a total 1.06 million of them about a quarter of the world s total. However, the safety equi
(2016-07-21)
1. Background In an era of information, vehicles are no longer just simply a means of transportation in its various applications in different fields and sectors. Departments of vehicle monitoring usua
(2016-07-21)