Before the army moves, provisions go first, but even before the logistics of provisions, intelligence work must be prioritized.
In order to wage war, it is necessary to create an advantageous situation for one's own side as much as possible. Gao Yang believed that compared to the enemy, his strongest area was intelligence.
Of course, that depended on his willingness to pay.
After experiencing the extent to which Justin could conduct his intelligence operations, just as Justin had anticipated, Gao Yang became much more generous when buying intelligence from him.
Gao Yang decided to purchase intelligence from Justin, but before buying information on the enemy, the first thing Gao Yang did was to seal off his own intelligence because if Justin could sell the British intelligence to him, he could certainly sell Gao's intelligence to the British as well.