“Business Investigator” is directed by Liu Yizhi, Zhu Yawen, Wan Qian A urban business‑war drama starring Zhang Meng, Yuan Wenkang, Zhang Zijian, Xue Haowen, Fan Shuaiqi, Long Zhengxuan, Jia Benchu, and Jiang Fangting.

The series is adapted from the novel “Family Conspiracy” by Yongcheng, known as the “No. 1 master of Chinese business‑war suspense fiction.” It follows a group of professionals—led by Xia Dong, a veteran corporate investigator at Ouxun Group, and Jian Yan, a senior investigator—as they embark on a series of thrilling, high‑stakes adventures dedicated to rooting out corporate fraud and safeguarding business integrity.