Amazon is reputed compny in online shopping. I can by many product in amazon. My first online shopping also done in amzon india. But they have no problem in any product thats why I have no required to costumer care support. But recenty I can buy aqua grand RO. In amazon ads they also telling fitting also provided but they not show any number to fitted my product. I m calling again and again I think 15 times. But costumer care exucutive not gating apropriate answer to me. Than finaly I can post replacement order. But they not taking product and finaly cancel my replacement application. Than I can aggain apply for replacement order and thay giving to me repplacement number and finaly replace my oder.