The purposes of this research were : 1) to study the conditions of business operation of traditional cake products of entrepreneurs in Trang Province.2) To study the problems in business operation of traditional cake products of entrepreneurs in Trang Province. 3) To compare the level of problems in business operations of traditional cake products of entrepreneurs in Trang Province classified by business conditions and 4) to present guidelines for the development of business operations of traditional cake products of entrepreneurs in Trang Province. The population is 25 traditional cake products business entrepreneurs in Trang Province. The research instrument was a questionnaire. The statistics used for data analysis were frequency percentage mean standard deviation. One way ANOVA and analyze descriptive data. The results showed that 1) The results showed that: 1) the traditional type of cake in the business is three flavor cakes which has been in business for more than 31 years with a marketing channel as a point of sale. The business has an estimated daily production about 51 100 boxes or more than 151 boxes earning approximately about 100001 200000 baht from product distribution and most of the businesses are located in the commercial area in the city. 2) Entrepreneurs have a high level of business problems. When considering each aspect in descending order it was found that the aspect with the highest mean was finance followed by sales and the least was management.3) Comparison of the level of problems in business operations of traditional cake products of entrepreneurs in Trang province classified by business conditions found that entrepreneurs with different business conditions had no different problems in operating the traditional cake products business in Trang Province except for entrepreneurs with a period of business and the location of the businesses were statistically different at the .05 level. and 4) the guidelines for the development of traditional cake products business of entrepreneurs in Trang Province are entrepreneurs should pay attention to the selection of raw materials that are of constant quality. There should be more beautiful cake designs and more variations. There should be an online ordering channel such as ordering through the website or an application and has a delivery service. There should be a concise accounting of income and expenses and sales are monitored regularly. Employees are encouraged to be professional and able to sustain and maintain their own business values.

Bags product design from Na Muen Si woven Na Yong District Trang Province which is special project that objective is to study pattern of Na Muen Si woven to bags product design from Na Muen Si woven Na Yong Trang province and study about customer satisfaction this work devide by into 5 step about customer satisfaction and analyze information of student groups Faculty of architecture and design Rajamangala University of technology Phra Nakhon between 20-25 years old from 120 consumer Data were analyzed using percentages and averages. The result of study most consumers are female 62.50% bachelor’s degree 3rd years 29.17% with income 10001-15000 bath per month 52.50% The result satisfied for bags product from Na Muen Si woven Na Yong District Trang Province. It found that most consumers satisfaction was high an average total of 4.21 and when considering the appropriateness of the bag with patterned of Na Muen Si woven found that most consumers are satisfied with the briefcase Bueng Bua pattern. Next is the duffel bag Phi kun pattern.

To determine the impact of breakwater construction on fish assemblages larval and juvenile fishes were used to interpretation. The study was conducted in the inter-tidal zone constructed breakwater and natural sandy habitats of Pakmeng Beach at Sikao District Trang Province. The morphology of water bottom showed that differ between the front areas of breakwater construction and natural beach. The bottom profiles at in front of natural beach is seem to be deep immediately from shore and connect to a flat sand dune whereas in front of breakwater construction area was shallow and flatten. Fish assemblage data had showed the average number of larval and juvenile fishes no differ between the two habitats whereas the number of taxa of juvenile fishes was higher significantly in the inter-tidal zone of breakwater constructed area (Mann-Whitney U=11.5 p=0.017) Even though our study have revealed the application of fish assemblage data to asses the impact of constructed breakwater. Current study have limited on data collection not entire seasonal of larval and juvenile fishes abundance. Using our interpretations in other study sites is necessary to collected more frequency both beach morphological and fish assemblage changes.