What time does Hongrentang open in the morning?

Eight o'clock. Hongrentang's working hours are from Monday to Sunday, opening at 8 am and closing at 8 pm, and employees take turns to rest. Tianjin Hongrentang Pharmaceutical Co., Ltd. is a state-owned large and medium-sized time-honored enterprise, formerly known as "Hongrentang", which started as an "old shop in Le Jia" and is an old factory with a production history of nearly 100 years.