August 16. According to Liaocheng Education Network, in 2023, the time for Liaocheng Safety Officer B Certificate Examination was August 16, 2023, and the result was announced on September 1 day, 2023. Liaocheng is a prefecture-level city under the jurisdiction of Shandong Province, located in the west of Shandong Province, facing Jinan City and Tai 'an City across the Yellow River in the southeast.