Im sorry because make this complaint but i have to.this complaint is for your own good too.rite now im at bukit mertajam south of penang.its seem always got 4G coverage.but to surf internet verry slow and poor.it shame.how can this happen.hoppefully celcom do something with this problem.as soon as possible.celcom is the most popular cecular brand in Malaysia.as we know celcom company always more updating than other company.i hope celcom solve this problem.