Educators throughout history have tried to evaluate the different aspects of learning performances. Notice the importance of learning for understanding and time spend studying, this research explores the correlation based on performance outcome from English examination of the English as foreign language (EFL) participants to professional English reading performances on reading speed and reading comprehension, using eye chasing device for observation. 15 student volunteers with technical background participated with experiment. SPSS 21 was used for descriptive and Pearson correlation statistics, with both hypotheses accepted on positive correlation among the English testing outcomes of technical background participants, who have recently completed their Technological and Vocational Education Joint College Entrance Examination of Taiwan 2014, and professional English reading speed and comprehension. Realizing that prior knowledge helps with reading, the authors recommend the use of intensive reading practices of both contextual and graphical images while training the EFL learners. Once they build up solid foundation of broader knowledge, they will be able to read faster and comprehend better.