well it is not the matter of 50 c or 100 c what is the issue is that we want high security we are not like the other people who never show ever 10L & demands for 100 C I hope u understand what I mean to say at the end of the deal all you need is the material of the DE double mouth not the whole one but If I can give you the same thing then why u r worrying about it first you have to satisfied with the material whether it is genuine or not then u can make payment and if you are genuine then we can supply you one after the other after certain interval of time say 6 month or 1 year we want a company for it not the MEDIA & if you are media then please don't reply me.