The government revealed a list of products and services Friday that can be exchanged for Eco-points, a type of currency to stimulate consumption and promote use of energy-efficient goods.

The campaign is boosting replacement demand at electronics retailers as consumers flock to accumulate Eco-points on purchases of so-called green products as designated by the government.

How does the system work and what are the Eco-points worth? Following are some basic questions and answers about the Eco-point system: