poor customer feedback and service n poor server of site

I AM A REGULAR CUSTOMER OF ZOOMIN I HAVE MADE 15 BOOKS N FEW POSTER N CUPS BUT THE SITE IS VERY SLOW N THERE IS A SERVER PROBLEM MANY TMES SERVER IS PATHETIC HOPELESS VERY SLOW SITE DUE TO THIS SERVER PROB THE WRITEN TEXT IN MY BOOK WAS NOT VISIBLE AND WHILE CREATING I HAVE MADE  THE BOOK PERFECT N WHILE ORDERING SERVER WAS  VERY BUSY AFTER TAKING LONG TIME MY BOOK GOT ORDERED N AFTER 3 HRS I WATCHED MY BOOK N I FOUND TEXT WAS HALF WRITTEN MISSING TEXT N THIS SITE RUINED MY GIFT N I HAVE CALLED ON THEIR NO 02243681555 SINCE 3 DAY BUT NO 1 IS PICKING THE CALL THEY HAVE A VERY POOR CUSTOMER SERVICE NO CALL BACK  NOT EVEN THOUGHT OF SOLVING PROBLEM THEY ARE FROD THEY HAVE JUST MONEY MAKING SCHEME THEY NEVER THINK OF THEIR CUSTOMER MY ZOOMIN ID IS PJAIN756 AND MY ORDER NO IS ZIN1 56UQCUFH