According to central air conditioning is widely used in shopping malls, factories, office buildings and high-end residential market has great potential, 2011, only the Chinese market capacity is up to 400 billion yuan. In 2012, central air-conditioning in the market is still the main commercial central air conditioning manufacturers, the country has nearly 500 million square meters of large public global network of energy-saving buildings using a large commercial air conditioning. Expected to end 2015 central air conditioning installation, building energy efficiency market size will reach 60 billion yuan central air conditioning Which is good, the market size of the central air-conditioning energy will reach 2.4 billion yuan. Too much fluoride, the general air conditioning refrigerant will be poor or no refrigeration situation, but there will be some special air conditioning other cases, Changhong air conditioner or some type too much fluoride can cause the compressor to excessive current over-current protection . Central air conditioning prices, central air conditioning Fufeng, Xi'an Hao Hao Electrical and Mechanical Services provided by Xi'an Electrical and Mechanical Technology Limited. Xi'an Hao Electrical and Mechanical Technology Co., Ltd. (www.029hfkt.com/)(www.029hfkt.com) strong, credible, in Xi'an in central air-conditioning industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Electrical and Mechanical Xi'an Hao into the brilliant and you work for a better future!