is this sentences correct?1

first I will introduce about history of ITX saemaeul. in 2014 made a ITX saemaeul. and the ITX saemaeul reason why it was made is to replace saemaeul. second I will introduce about path of ITX saemaeul. the path of ITX saemaeul are seoul, yongsan, busan, jinju, mokpo, gwangju and so on. third I will introduce about ITX saemaeul fast, the number of people can ride, the number of car, and weight. first the ITX saemaeul maximum fast is 150km/h, second the number of people can ride maximum is 376.

First I will introduce the history of ITX saemaeul. In 2014 ITX saemaeul was made and the ITX saemaeul's reason why it was made is to replace saemaeul. Second, I will introduce about the path of ITX saemaeul. The path of ITX saemaeul are Seoul, Yongsan, Busan, Jinju, Mokpo, Gwangju and so on. Third, I will introduce about ITX saemaeul speed, the number of people that can ride, the number of car, and it's weight. First, is the ITX saemaeul maximum speed which is 150km/h, Second the maximum number of people that can ride is 376.