1. Bidding from suppliers/subcontractors
- Make sure to read and understand drawings, appendices, technical criteria, requirements of bidding documents and other documents to serve the synthesis of work items to be priced.
- Clarifying the bidding documents on the list of materials and details to serve the work of pricing suppliers and subcontractors.
- Carry out the work of making comparison and evaluation tables of suppliers and subcontractors at the request of management to have a basis for selecting suitable unit prices for bidding estimates.
- Perform volume synthesis, NCC/NTP quotation for the bid price estimate sheet.

2. Mass dissection
- Make sure to read and understand the drawings, appendices, technical criteria, requirements of the documents. tenders and other documents to serve the generalization of volumes.
- Clarifying bidding documents on volume.
- Ensure accurate performance of loading and unloading measurements according to the scope of work and detailed volume.