أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
I think road map for negotiating is not linked with any specific country but it is linked with requirement of sourcing.
In short if the requirement is for time being then it can be normal Purchasing but if the requirement is long term i.e if you are looking for a supplier for the regular supplies then it involves strategic sourcing.