No, according to official website of Anhui Hanqiaotang Health Industry Development Co., Ltd., Zhongyantang Qinghe is not an IQ tax. IQ tax refers to the behavior that some institutions or organizations charge extra fees or taxes for people with higher IQ. Zhongyantang Qinghe is a regular product, and the manufacturer is Anhui Hanqiaotang Health Industry Development Co., Ltd., which is a Chinese herbal medicine with the functions of clearing away heat and toxic materials, cooling blood and stopping bleeding. So Zhongyantang Qinghe is not an IQ tax.