The tire date code is four digits, the last two digits are the tire production year, and the first two digits are the tire production weeks.

. The production date of Zheng Xin tires is the same as other tires. Each tire will be marked with the date of production on the sidewall. If the customer wants to know the production date of the tire, he can inquire about a set of English letters and data series products on the tire sidewall, alias tire identification number TIN, which appears in the form of DOTXXXXXX. Generally, the date of tire production consists of the last four digits of point data, the first two digits indicate the number of manufacturing weeks and the last two digits indicate the year of manufacturing. For example, the following figure shows the production date of new tires, indicating that they were manufactured in the first week of 2065438+2007. a