Longsheng is one of the earlier passed the ISO9001 / 14001 certified company, has won the Shanghai high-tech enterprises, science and technology enterprises in Zhejiang Province, Shanghai famous brand, Zhejiang Province and other honors. Own inventions, utility models, the appearance of more than one hundred, such as patents, indoor heaters mandatory national safety standards (GB4706.23-2007) of one of the drafting. Longsheng nationwide sales channels and improve service outlets throughout the country has 39 business offices, there are more than 500 distributor and tens of thousands of sales outlets.