Most respondents would buy a donut on the promotion of the production of more than 1 piece of phat times than by average purchase 1-2. Once per month, the price was less than 100 Baht.
The majority of the respondents to buy donuts on the promotion of the products used. More than one piece at a time The average purchase 1 or 2 times a month. Price does not exceed 100 baht
Most respondents to buy donuts in the promotion of production experience, more than 1 Patta each piece. โดยซื buy average 1 - 2 times per month, price times no more than 100 baht.