Dong Tianyu, who didn't get any significant haul, didn't go straight back. Since the original plan for the medicines had failed, he couldn't return empty-handed. The eastern district of Pengcheng was an industrial area where the Pengcheng Heavy Industries was located.
In just over twenty and less than thirty years, Pengcheng Heavy Industries had grown from a small factory to an industrial conglomerate, owning not only more than ten subsidiaries but also military enterprises.
If thirty years ago, Pengcheng's tax revenue depended on the coal mining group, then in these thirty years, Pengcheng Heavy Industries gradually overwritten the coal mining group's position in Pengcheng.
In order to upgrade the cave mansion as soon as possible, Dong Tianyu didn't refuse anything. Regardless of various industrial machinery or those basic raw materials, Dong Tianyu sent them all to the cave mansion for decomposition.