To save, spend cash
Consumers only pay money when they have to spend cash. So, if you want to save, store your credit card at home and bring cash with you only.Simple principles help you to have a happy life
The dream to become a happy person is not far away if you apply gold secrets below.Energy saving solutions for universities
Using turn-off sensors, electric switches integrated into locks and rainwater tanks, 3 students from Ho Chi Minh City Polytechnic University have successfully researched the powerElectronic paper does not take electricity
This may be a revolution for data recording when the e-paper called i2R e-Paper is launched.