Represented by application of solar street lamps of road lighting engineering has been more and more talent at all levels as & other; Environmental protection engineering & throughout; , which in turn led to a series of construction high tide. Said a good solar street lamps, may not have a lot of want to believe, but many people say, tens of millions of people all say so, the solar street light is really good, everyone good is really good. Install the complex? Will pollute the environment? Harmful to human body health? High cost? Short service life? Solar street lamps are not embarrassed, these problems exist, the opposite is also different, simple installation to protect the environment, service life is long, to say the cost of it, may just like ordinary street lamp said it takes a year of electricity costs about the same, but the solar street light life is long, can use a 5, 7 years, the cost is not high. And solar street lamps can get more and more people say it is really good, is to rely on it that environmental pollution and energy are widely distributed, even the inhabitants of the remote mountains, can be used to promote the development of rural economy, narrow country town economic development between the rich and the poor, raising national comprehensive economic development.