- Make sure that everything from raw materials to finished products meets quality specified the requirement documentation.
- Make sure that the quality procedures or checking are documented.
- Checking and monitoring product quality of all production process for each station within the standard requirement.
- Make sure that the products are following the shop drawing.
- Devise sampling procedures and directions for recording and reporting quality data, and making claiming payment with sub-constructors.
- -Noted and report all problem (statistical quality data) links to quality to supervisor, sometime need to stop production for a while to avoid the serious problem.
- Develop, recommend and monitor corrective and preventive action.
- Other tasks as per required by superiors.

- Research, collect and analyze construction costs of all project plans
- Check and evaluate BOQ and other contracts
- Prepare, control and facilitate sub-contractions and bidding for projects
- Measure and evaluate the working process
- Organize measurement of BOQ
- Make sure that the project plan is correct in accordance to the quantity including technical condition
- Prepare monthly report of cost control and QS work