Zzyc is Zhengzhou Tobacco.
The first two pinyin are generally the abbreviations of prefecture-level tobacco companies, YC is tobacco, and the following numbers are the codes of general retail customers.
A cigarette is a tobacco product. The production method is to dry tobacco and shred it, and then grow it into a barrel-shaped strip with a diameter of 120mm in a paper roll. When smoking, one end is lit, and then the smoke is breathed through the mouth at the other end. Cigarettes were first popular in Turkey, and locals like to roll up tobacco with newspapers and smoke it.
This zzyc tobacco is Zhengzhou tobacco, and zz is the beginning, Zhengzhou City, Henan Province.