"What I know now is that they are heavily focused on experimenting with different chemical serum and also rare medications. Some of the drugs that the Medical Federations have were designed by those in the laboratories belonging to the Hess Family. As for human trials, none of my men were able to be involved in any of it."
Then, Du Yanzheng turned towards Zhan Lichuan, "Did you find out what happened to the Hess family back then?"
"The Hess family is an eastern family. 300 years ago, they moved to the Central and kept a low profile. It looks as if they aren't involved in anything, but in reality, it is the opposite. They even tried to invest in AO2. It's just that I didn't allow them to."
Seeing how his brother owned the richest company in the world, Du Yanzheng turned speechless.
"What's wrong?" Zhan Lichuan paused and asked.
