This research is a quantitative research. That have the objective to study 1)demographic characteristic affecting on purchasing decision through JD Centralapplication 2) online marketing communication affecting on purchasing decision through JD Central application. The sample is customers who purchase products through the JD Central application of 400 persons. The researcher selected purposive sampling by using questionnaires with the reliability of each variable between .906 - .949. Statistics used to analyze data were frequency percentage mean standard deviation one - way analysis of variance and multiple regression analysis with a statistical significance level of .05. The results showed that 1) most of the respondents were male 54.00 percent age between 18 - 31 71.00 percent bachelor’s degree 66.50 percent status of single people 71.75 percent sudents 36.25 percent Income/month less than 15000 baht 36.50 percent and family size 3 - 4 people 54.50 percent 2) demographic characteristics affecting on purchasing decision through JD Central application with a statistical significance of .05 were education levels 3) online marketing communication affecting on purchasing decision through JD Central application with a statistical significance of .05 were Website Twitter and Facebook.

The objectives of this research were 1) to investigate food ordering behavior through online applications 2) to study Food-Based Dietary Guidelines affecting food ordering through online applications 3) to study decision-making process affecting the process of choosing to order food through online applications 4) to compare decisionmaking process for food ordering through online applications classified by personal factors and 5) to study the relationship between Food-Based Dietary Guidelines and food ordering decision-making process through online applications of high school students in the Secondary Educational Service Area Office 1 under new normal. This study was a quantitative research. The sample was 400 high school students at extralarge secondary school under the Secondary Educational Service Area Office 1 Bangkok. The sample had at least once to order food through online applications. A questionnaire was used as a research instrument for data collection. Data were then analyzed using statistics including frequency percentage mean standard deviation t-Test and F-Test and Pearsons correlation coefficient. The results of this research indicated that most of the respondents werefemale aged 16 currently studying at Mathayomsuksa 4 level and under the schoolgroup 1. In terms of food ordering behavior through online applications under the newnormal it was found that the students used to order food through the online GrabFood application the most. The most ordered food was savory food and paid attention to the cleanliness of food and the safety of the selected food as well as the freshness of the food. The food was mostly ordered on Sundays. The average cost was about 101-200 baht per time. The respondents made their own decisions to buy food and the reason for deciding to order food was to have the food delivered quickly. For the importance of Food-Based Dietary Guidelines affecting food orderingthrough online application under a new normal. Overall importance level of Food-Based Dietary Guidelines affecting food ordering decision through online applicationsunder new normal was at the moderate level. When considering each aspect sevenitems were at a high level one item was at low level and the other one is at thelowest level. The level of importance of the decision-making process affecting theselection of online food ordering applications under the new lifestyle base was foundthat the overall importance was at a high level. For each aspect it was found at thehighest level in 2 aspects and at a high level in 3 aspects. The results of the comparisonof the decision-making process for food ordering through online applications under the new normal classified by personal factors it was found that the respondents with different gender and affiliated school had different decision for food ordering through online applications with a statistical significance level of 0.05. The results of analysis of the relationship between Food-Based Dietary Guidelines and food ordering decisionmaking process through online applications of high school students in the Secondary Education Area Office 1 under the new normal indicated that two variables had negative relationship at a low level. When considering each aspect it was found that the four variables had a low relationship and in the same direction as follows: eating food that was clean and free from contamination followed by eating a lot of vegetables eat fruit regularly eat fish lean meats eggs and legumes. Eating foods that were moderately fat. The results also found that five variables of the Food-Based Dietary Guidelines were associated with low levels of correlation in the opposite direction as follows: avoid eating foods that are very sweet and salty consumption of a wide variety of nutritious foods from the five food groups always take care of your body weight drinking milk according to age abstain or reduce alcoholic beverages eat rice as a staple food alternating with some starchy foods respectively.

This research was a quantitative research. The purposes of this research were 1) to study demographic characteristic affect on purchasing intentio n of beauty products in Multi-Brand Store 2) to examine online marketing communication affects on purchasing intention of beauty products in Multi-Brand Store and 3) to examine Brand Equity affects on purchasing intention of beauty products in Multi-Brand Store. The data were collected 400 samples who were customers to purchase products through in Multi-Brand Store. The statistical methods used to analyze data were frequency percentage mean standard deviation one-way analisis of variance and enter multiple regression analysis with a statistical significance level of .05. The results showed that: most of the respondents were female (69.50%) the age between 27-32 years (58. 30 %) education of bachelor’s degree (77. 5 0%) business of employee (56.80%) and average monthly income between 15001 – 30000 baht (61. 00 %). Diffenct Demographic characteristics included gender age career and average monthly income had purchasing decision intention of beauty products in Multi-Brand Store with statistically significant at the .05 level. Marketing mix affects on purchasing decision intention of beauty products in Multi-Brand Store with statistically significant at the .05 level with the two affects including product increased (17.80%) price increased by 22.10 percent. Brand equity affects on purchasing decision intention of beauty products in Multi-Brand Store with statistically significant at the .05 level with the two affects including brand awareness increased by 3 0 . 3 0 percent and brand associations increased by 33.30 percent

The purposes of this research were : 1) study the demographics and buying behavior of tourists in Thailand Food in the Mallika City Rattanakosin Era 124 Amploe Saiyok Kanchanaburi Province district 2) study the relative importance of the factors in the decision to purchase food Thailand3) compare another factor in the decision to purchase food Thailand. by personal factors and4) comparing the deciding factor in the purchase of food Thailand by habit of buying food Thailand. The samples Travelers aged 18 years and over who buy food in the Mallika City Rattanakosin Era 124 Amploe Saiyok Kanchanaburi Province district 400 was used in this research is the statistical methods used to analyze data were frequency percentage mean Standard Deviation. t-test ANOVA test. Which a double comparison the used of lysergic acid diethylamide. The data were analyzed using a computer program. The results showed that : 1) most visitors were women aged 26-33 years with a bachelors degree a career as a private company and earn 30000 baht to the habit of buying food Thailand found that most tourists buy food because there were many types to choose from. It was a type of dessert each time that would buy 1-2 / cups / plates. The food Thailand 2-3 / 1 excursion cost 101-300 baht each time by feeding information about Thailand from social media and individuals who share the food with Thailand the family members 2) factors in deciding which foods to buy Thailands tourist arrivals showed an overall emphasis on a high level. Considering it was found that the side with the highest mean score. The product was inferior to the distributing channel price and average minimum promotion marketing 3) comparing the deciding factor in the purchase of food Thailand by demographic factors showed that age education sex tourists and monthly income are different. Factors were affecting the choice to buy food Thailand not different except for tourists with different careers. Factors were affecting the choice to buy food Thailand differences are statistically significant at the .05 level and 4) comparing the deciding factor in the purchase of food Thailand by habit of buying food Thailand were tourists with the amount of food bought in Thailand at a time different. Factors were affecting the choice to buy food Thailand. The overall was difference then no different the statistical significance level. 05.

The objectives of the study were 1) To Study Related Demography to Dietary Supplement Product Certified by the Food and Drug Administration (FDA) 2) To Study Related Demography to Marketing Communication Tool for Social Media 3) To Study Related Marketing Communication Tool for Social Media to Dietary Supplement Product Certified by the Food and Drug Administration (FDA). The study was a quantitative research. A sample was selected from people who bought Dietary Supplement Product Certified by the Food and Drug Administration (FDA). The sample group was 400 graduation. Representative sample the instruments in the study were 1) the questionnaire 2) the frequency percentage and mean were the parameters used for statistical analysis and Chi-square Correlation. The findings indicated that single females age between 19 - 29 years old. Monthly income between 10000 – 20000 baht. Objectives of using social media To Communicate through Facebook. Social media exposure time is 1.00 - 6.59 PM. Convenience is the reason for buying Dietary Supplement Product through social media. And Find Dietary Supplement Product through social media information manually. The hypothesis test was found Factors of Age Education Career Objectives of social media Duration of use Social Media Marketing Communication Tool for Social Media correlated to Dietary Supplement Product Certified by the Food and Drug Administration (FDA) and Factors of Sex Age Career correlated to Marketing Communication Tool for Social Media. Was statistically significant at .05 level