Jehovah''s Witnesses Ministry Supplies by Madzay Color Graphics Madzay Color Graphics, Inc. offers products that are useful to Jehovahs Witnesses in their personal lives and ministry. Our product line, which includes pocket calendars, bookmarks, convention and meeting notebooks, magazine, brochure and tract holders and greeting cards, are all original designs of Madzay Color Graphics, Inc. Madzay products are specialized for use in Jehovah''s Witnesses'' field ministry and personal lives.