There are many electricity companies in Singapore but they had one similar goal to help their customer manage and save their energy cost, by using their competitive price on their own value plans. iSwitch for an example, they has iSwitch Price Lock and iSwitch Tariff Saver (check their site to know more about it), which has proven to help their customers a lot.
Answered Jan 25, 2017
Edited Jan 25, 2017