Mô tả công việc: Chi tiết công việc:
+ Do for commercial customer's order: Quote and send to customer as their demands + Purchase materials/ Work between customer supplier until well complete; 
+ Do Bidding document from customer's information: Get bidding invitation ->check customer's specification by project ->calculate under the specific of each working field ->list material demand (check and get quotation from suppliers) and plan manpower demand ->Estimate and quote to send customer for bidding; 
+ Complete customer's proposal as their requirement (if any); 
+ Contact supplier to purchase materials under list was confirmed in each need period of package; 
+ Follow project until finish; 
+ Do document for export/import order (CO, P/L) complete process of it between customer + supplier + custom service agency; 
+ Make purchasing contract; 
+ Make payment document for each project/package under payment term (make, finalize get custome...