EPSG_3406: "+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs +type=crs" = '+proj=utm +zone=49 +ellps=WGS84 +towgs84=-191.90441429,-39.30318279,-111.45032835,-0.00928836,0.01975479,-0.00427372,0.252906278 +units=m +no_defs +type=crs'
VN-2000 / UTM zone 49N
metre
1
21.56,108,10.43,109.53