Changsha Zoomlion Heavy Industry Science & Technology Development Co., Ltd. which is the leading enterprise in construction machinery industry of China. Environmental & Sanitation Machinery Company belongs to Zoomlion Group, which is particularly engaged in developing, producing and distributing sweeping machines, cleaning machines, snow removal machines, complete equipment for garbage compression and transfer and sewer dredging and maintenance machines. A scientific and technological team of nearly 100 staff, nearly 30 years' accumulation and deposition of scientific research and the continuously creative concept of professional dedication have forged a domestically strongest and most authoritative expert-grade team. We have achieved dozens of national and provincial scientific research results and won more than 40 patented techniques. In the industry they are praised as Experts in Environmental Machinery Manufacture. We advocate Science and Technology First. Every year, we invest 10% of our sales amount on R&D. Besides, our company develops more than 20 new products annually to complete and perfect product scope. At present, we have owned seven classes of mature and complete series of more than 60 products. Now, our environmental hygiene machines have the most complete series, most perfect classes and greatest scientific and technical content in China. Our company adopts a quick mode of production and emphasizes quality, simplicity and efficiency. Now we have a production scale of annually manufacturing 2, 000 pieces (sets) of ZOOMLIONbrand products. Meanwhile, we are assigned, by such cities as Shanghai, as the R&D and production base for special environmental equipment. In the activity of Investigation of users' satisfaction of product quality in China's market, our company has won the reputation of the first satisfactory brand of product quality in China's environmental machinery marketexclusively.