Return To Origins
Reduction
noun, する verb, の adjective
Send back to the origin means you are going to return to origins. Make a reduction down to the original.
かんげん
This is a jukugo word that uses the on'yomi readings of the kanji. You should be able to read this on your own.
我々は円高還元セールを実施します。
We are going to have a strong yen reduction sale.