Construction and improvement of 230 kV and 115 kV substations
International competitive bids are invited for the construction of 230/115 kV Buri Ram and 115 kV Sirindhorn 2 substations and to carry out improvement works of the 115 kV Sirindhorn and Ubon Ratchathani 1 substations under the Transmission System Expansion Project Number 12.
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