<% if @supplier.persisted? %>
<% end %>
<%= f.fields_for :billing_information, @supplier.billing_information do |b| %>
<%= render partial: "billing_information/form", locals: { info: @supplier, b: b } %>
<% end %>
<%= f.fields_for :contact, @supplier.contact do |b| %>
<%= render partial: "contacts/form", locals: { info: @supplier, c: b } %>
<% end %>