๐๐จ๐ญ๐ข๐œ๐ž ๐ˆ๐ง๐ฏ๐ข๐ญ๐ข๐ง๐  ๐“๐ž๐ง๐๐ž๐ซ (๐‘๐ž -๐“๐ž๐ง๐๐ž๐ซ): Bhutan Power Corporation Limited