Working in Wang Laoji means working in a state-owned enterprise.

That's right. Wang Laoji is the brand of Wang Laoji herbal tea, which was founded in Daoguang period of Qing Dynasty (1828). Wang Zebang, the founder, is recognized as the ancestor of herbal tea, which is made of herbs and is known as the "king of herbal tea". Wang Laoji is a state-owned enterprise. It is correct to say that working in this company means working in a state-owned enterprise. The efficacy and function of medicine Wang Laoji is to clear away heat and purge fire, quench thirst and produce fluid.