Dongchang planted people in various places, made friends with three religions and nine streams, intervened in local gangs to obtain information, and Jinyiwei copied inns, docks, and brothels, and the sources were as broad.

Dongchang recruits masters of the rivers and lakes, and then carries out special training according to the special forces training method said by His Majesty, cultivates elites, and Jinyiwei carries out the training of spear phalanx and muskets, and any master is scum in front of the military array.

Dongchang has established carrier pigeons in various places, and Jinyiwei has also learned to build, not only that, but also port terminals, and also established information transmission stations, which are faster than yours.