Is it serious to work overtime in Qingran think tank?

Qingyan think tank has worked overtime seriously. According to official website's inquiry, Qingran Lexus Information Consulting (Beijing) Co., Ltd., a think tank under Qingran, was established on 20 10-02-20, mainly engaged in data investigation and research consultation, and has various modern investigation technology platforms, so the work pressure is relatively heavy and overtime work is serious.