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 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

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

This study was aimed to study the demographic characteristics of who decided to shop online to explore working-age people’s internet behavior and to investigate the demographic factors influencing internet shopping decisions. The population and sample used in this study were working-age people drawn from Snowball Sampling method. The questionnaire used was distributed through the internet to 400 respondents. The data were collected and analyzed by the computer program through the statistical analysis including frequency percentage mean () standard deviation (S.D.) and two-way analysis (ANOVA). The research results revealed that Marketing mix factors affected the internet shopping decisions of the working-age people in general at high level (= 4.13 S. D. = 0.430) . When looking into each aspect it was found that the price factor highly influenced the online purchasing decisions (= 4.16 S. D. = 0.463) . followed by the product factor (= 4.13 S. D. = 0.452) which was also considered at high level. The promotion factor had high impact on online shopping decision (= 4.13 S. D. = 0.422) as well as the distribution channel (= 4.13 S. D. = 0.386). The result regarding the relationship revealing gender and age (F = gender *age (1357) = 7.128 p < .05 ) had a significant effect on online shopping at the .05 level. Gender * and occupation (4357 ) = 1.503 p < .05 ) had influence on decisions to online shopping with statistical significance at .05. Occupations and income (F * occupation * income (1357) = 11.487 p < 0.5 ) could influence decision making on the internet shopping with statistical significance at .05. Also the relationship between gender and occupation (F * gender occupation ( 4357 ) = 5.237 p < .05 ) had an influence on the choice of the internet shopping decision on price at the .05 level; the relationship of gender and occupation (F * sex occupation ( 1357 ) =8.000 p < .05 ) influenced the decision to shop on the internet in terms of marketing promotion at the .05 level of significance.

The summary of females living in Bangkok was as follows: results from the research shows that out of the 400 participants a large proportion were aged between 23 - 30 year’s old who held a Bachelor’s degree and worked in private sector earning approximately between 10000 to 18000 THB per month. If purchased through a sales person a customer has the privilege to compare products and make informed decision. Also if products are on sale the customer may buy extra items and pay at the counter (otherwise it is purchased through online stores for example: Lazada). The overall participants who decided to purchase lingerie were also at a somewhat moderate level. Participants who decided to purchase lingerie were found to place the most importance on the sales person and the level of service they received. As it’s expected all participants differ in terms of their age education occupation and income. In terms of buying patterns education was the factor with the most influence in correlation with the initial hypothesis. However in terms of other factors such as age occupation and income the differences in these groups and the impact upon their buying habits which deviated from the initial hypothesis. In terms of IMC age was the factor most affected by the use of it in correlation with the initial hypothesis. Other factors such as education occupation and income which again differed from the initial hypothesis. The factors of IMC that relate to advertising are the salesperson themselves; the service they provide to their customers sales promotions special events to promote the product and direct selling. These factors affect the behavior and buying decisions of women’s lingerie which is in accordance with the hypothesis.