According to PTTGSP 6 project, used

According to PTTGSP 6 project, used to handle by Samsung Engineering ( Korea) , And now customer would like to request DWG updated for soft start of control panel because current version doesn't .

The last time customer informed to Samsung Eng , and was denied by them , and informed the contract was closed , So , he would like to SIEMENS Thailand help to support kab.

But , I could not make decision because it maybe affect with contract between Samsung , PTT and SIEMENS ,

Please advise or give me the solution for solve this problem.