QLXchange, based in Panama, offers programs that allow members to invest in precious metals. Its core product is a silver savings account which allows members to accumulate .999 pure silver at a base price plus a small premium fee. The weight and purity o... moreQLXchange, based in Panama, offers programs that allow members to invest in precious metals. Its core product is a silver savings account which allows members to accumulate .999 pure silver at a base price plus a small premium fee. The weight and purity o the silver used to back QLXchange members’ account balances will be certified by an independent third party each month.