Abstract:
The purposes of this research were 1) to study the individual factors affecting decision making on the purchase of second hand spare parts, 2) to study the marketing mix factors affecting decision making on the purchase of second hand spare parts, and 3) to study the relationship between the marketing mix factors and the decision making on the purpose of second hand spare parts, Ashirayun Company Limited. The population was consisted of 2,540 customers who bought the second hand spare parts from Ashirayun Company Limited. The Taro Yamane method and the accidental random sampling have been used for determining the sample of 362 customers. Data were collected through the questionnaire (rating scales) and the interview from those customers. The statistical analysis was carried out in order to obtain the values on the fundamental statistics; percentage, mean, standard deviation, t-test, F-test, and Pearsons Product Moment Correlation by using the significant level of .05.
The results of this research found that
1. The majority of the sample group were male, aged between 41 and 45 years old, held a diploma in education, and the average income per month more than 30,001 baht.
2. Overall, the individual factors affecting decision making on the purchase of second hand spare parts was found at high level. The descending range of these factors were data searching, problem perception, alternative evaluation and behavior after purchase respectively.
3. The relationship between the marketing mix factors which consists of product, price, place, promotion, people, physical, and process and the decision making on the purchase of second hand spare parts, were found at a positively medium level.