Since Golden Bat was already an inexpensive and well-known brand of cigarettes in China before this program, and there was no visible indication of the addition of trace amounts of opium, smokers would not suspect a thing
doi: 10.1038/s41591-019-0439-x 183 SunS.XuX.LiangL.WangX.BaiX.ZhuL.et al
Nicotine in tobacco is what makes people addicted to smoking
A looming uncertainty is whether China National Tobacco Corporation, a state-owned monopoly which sells, manufactures, and regulates cigarettes, will take control of their electronic counterparts, either by enforcing strict regulations on the industry or selling their own e-cigarettes
Koval did not offer a statistic for New York, but noted that in Washington, DC, cigarette companies placed 10 times more tobacco advertisements in African-American neighborhoods than in other neighborhoods
Support for this can be found on the NHS website here