Regarding to your question(Can Mitsui-soko Thailand release documents to MSE Thailand?),
We can say “Yes”.
1. We can contact to Mitsui-soko Thailand, after that we can receive the documents.
→This option is that we need to D/O fee to Mitsui-soko Thailand after release to us.
>>Dear Peter-san and Aum-san / METH,
They (MSE China Guangzhou) use Mitsui-soko Hongkong.
Therefore, Mitsui-soko Hong kong console their master.(They have the cost down merit)
In this time, please kindly receive documents from Mitsui-soko Thailand.