Dear K. Bank Krub,Refer to our bid

Dear K. Bank Krub,

Refer to our bid clarification as below, there are some issues also need add in bid clarification and would you please to clarification as well.
- Who will response waste handling scope ?
- Welder to do fabrication work scope ( Onshore and offshore ). Do we need to propose the Welding Procedure which is approved by third party ( ABS , GL / BV )?
Or Just Normal welder can be used ?