-contractor gets contract/principles (to Western key) - Contractors put the full guarantee fund loan 100% (to send the contract to the company) - Contractor dedicated to all components of the limit.
Step operation: - Rockwell / bids / estimates BOQ. - contractors principles / contracts (for turn-key). works - contractors deposit full amount 100% (for a contract to the company). works - contractors limit the Commission's
- contractors espouse / contract (to เทิร์นค key) - contractors deposit guarantee the full amount 100% (send a promise The company a) - contractors to the Commission, all of the money