diff --git a/Conversions/RailwayTimeConversion.js b/Conversions/RailwayTimeConversion.js
new file mode 100644
index 0000000000..f3d30fdef0
--- /dev/null
+++ b/Conversions/RailwayTimeConversion.js
@@ -0,0 +1,35 @@
+/*
+ The time conversion of normalized time to the railway is a simple algorithm
+ because we know that if the time is in 'AM' value it means they only want
+ some changes on hours and minutes and if the time in 'PM' it means the only
+ want some changes in hour value.
+
+ Input Formate -> 07:05:45PM
+ Output Fromate -> 19:05:45
+
+ Problem & Explanation Source : https://www.mathsisfun.com/time.html
+*/
+
+/**
+ * RailwayTimeConversion method converts normalized time string to Railway time string.
+ * @param {String} timeString Normalized time string.
+ * @returns {String} Railway time string.
+ */
+const RailwayTimeConversion = (timeString) => {
+ // firstly, check that input is a string or not.
+ if (typeof timeString !== 'string') {
+ return new TypeError('Argument is not a string.')
+ }
+ // split the string by ':' character.
+ const [hour, minute, scondWithShift] = timeString.split(':')
+ // split second and shift value.
+ const [second, shift] = [scondWithShift.substr(0, 2), scondWithShift.substr(2)]
+ // convert shifted time to not-shift time(Railway time) by using the above explanation.
+ if (shift === 'PM') {
+ if (parseInt(hour) === 12) { return `${hour}:${minute}:${second}` } else { return `${parseInt(hour) + 12}:${minute}:${second}` }
+ } else {
+ if (parseInt(hour) === 12) { return `00:${minute}:${second}` } else { return `${hour}:${minute}:${second}` }
+ }
+}
+
+module.exports = RailwayTimeConversion
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