Brunei Energy Services & Trading Sdn Bhd (BEST) is a company based in, . Established in 2012 as PB Trading Sdn Bhd, it was previously a subsidiary of Brunei National Petroleum Company Sendirian Berhad, also known as PetroleumBRUNEI. Following a restructure of PetroleumBRUNEI and its subsidiaries, the regulatory authority is now known as Petroleum Authority (under th.
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