Write Complain Letter To 消费工会(what we call this in english? the association that help and protect customer right).. it work for sure.. They very scare those association.. when you wrote complain letter to that assiciation, that assiciation will forward wrote another complain letter to the company(bank or whatever), and request them to give you a reply within a week and provide solution as well, if not they Jia Lat!!

My previous experience is complain to Suruhan Multimedia Communication Malaysia about slow broadband services provided by small company while I cant use streamyx.. the company straight reply me very fast xD