Kunming solar water heater solar hot summer wall-mounted solar thermal is one of the main product, it is the use of the greenhouse theory, will transform the sun's energy to heat water to transfer heat energy to obtain a device for hot water. Hot summer sun, also known as solar water heating system or solar hot water systems or solar hot water project, but strictly speaking is somewhat different, according to GB regenerative solar water heaters in 0.6 tons hereinafter referred to as domestic solar water heaters, in 0.6 tons or more are called solar hot water system or solar hot water project. The basic types of household solar water heater solar water heaters for household nausea drying, flat solar domestic water heaters, household compact glass vacuum tube solar water heaters and household compact vacuum tube solar water heater. Kunming solar water heaters wall-mounted solar water heaters and building combined with a vast market, China's annual construction area of ??one hundred million square meters to 1.5 billion -20 growth, especially in the 2005 Chinese National People's Congress promulgated the "Renewable Resources Law" Article 7 clearly stated, "The state encourages units and individuals to install and use solar water heating systems, solar heating heating system; real estate development enterprises should be based on the technical scope, design and construction of buildings for the use of solar energy to improve the prerequisites of" national solar water heater Applications included in the building under the laws of, and promoting, and in 2006 the buildings and cities have introduced mandatory installation of solar water heaters under the terms of the constraints, coupled with "civil solar water heating system technical scope" and other national standards, solar and building integrated market is very broad.