Epson is a global technology leader whose philosophy of efficient, compact and precise innovation enriches lives and helps create a better world. The company is focused on solving societal issues through innovations in home and office printing, commercial and industrial printing, manufacturing, visual and lifestyle. Epson's goal is to become carbon negative and eliminate use of exhaustible underground resources such as oil and metal by 2050.从剧情看,《回响》讲述的是女警察冉咚咚(宋佳饰演),在侦破凶案过程中,无意间发现丈夫私自开房然后发生凶杀案而且真凶间接指向她丈夫的故事。