The objectives of this study were to 1) investigate the efficiency of Application on Eri Silk to create awareness of Undergraduate students, 2) compare students' achievements before and after learning through Application on Eri Silk to create awareness of Undergraduate students, and 3) examine student satisfaction towards the Application on Eri Silk for creates awareness of Undergraduate students. The sample comprised 30 First-year undergraduate students at Rajamangala University of Technology Thanyaburi, 30 people, using the Purposive Sampling method. The instruments used for collecting the data were an Application on Eri Silk to create awareness of Undergraduate students, a pretest and a post-test, and a student satisfaction form. The data analysis statistics were percentage, mean, standard deviation, and t-test for the dependent sample. The research findings revealed that the Application of Eri Silk for creating awareness among Undergraduate students was adequate according to E1/E2 at 82.40/81.33. The student's achievements after learning through the Application of Eri Silk for creating awareness among Undergraduate students were higher than before learning. The mean and standard deviation before learning were 8.80 and 2.33, while the mean and standard deviation after Education were 16.33 and 1.48. The t-test score used before and after schooling was 20.68 at a statistically significance level of 0.05. Moreover, the student satisfaction towards the Application of Eri Silk to create awareness among Undergraduate students was at a high level.