The VN-Index managed to keep its head above the 1,000-point level on Wednesday despite selling pressure that pushed it below the benchmark during trading.
Most thermal power companies have reported lower earnings in the third quarter of 2018 as increasing rainfall reduces demand for heat energy.
Gas and oil power plants are expected to benefit from the new decision of the Ministry of Industry and Trade that has suspended the operation of the competitive electricity generation market.
At least seven people were killed and around 50 injured when a London tram came off the tracks and tipped over on Wednesday.
Some of the listed companies with foreign currency loans faced with lower business results in the first quarter this year due to higher prices from forex differences and a ban in foreign currencies lending.