Nine Guangzhou Environmental Protection Technology Co. (www.cncdd.cn) is located in Guangzhou City, Guangdong Province, Guangzhou Petrochemical Road, Huangpu District, No. 50, Contact: Ms. Xie various respiratory diseases, asthma, building syndrome and other diseases Sources - indoor air biological contamination of indoor air pollution including bacteria, fungi (including fungal spores), pollen, viruses, biological organic ingredients. Some bacteria and viruses are pathogens of human respiratory diseases in these biological contamination factors, some fungi (including spores), pollen and organic ingredients are organisms that can cause allergic reactions in humans. Biological sources of indoor air pollution: The main source of patients suffering from respiratory diseases, small animals (birds, cats, dogs and other pets), air conditioners and the environment. Different sources of environmental pollution are also different, hospital indoor air pollution is mainly respiratory infection patients, other public places and personal living environment of indoor air pollution is mainly the environment, animals and respiratory infections patients. Nine Guangzhou Environmental Protection Technology Co. a company specializing in environmental protection, the company's main business: the courtyard formaldehyde services, hotel services in addition to formaldehyde, formaldehyde in addition to office, KTV room service in addition to formaldehyde, etc. Welcome to inquire. Nine Guangzhou Environmental Protection Technology Co., Ltd. is a commitment to a healthy indoor environment protection agency, for the majority of green groups to create a healthy indoor environment. Main business: indoor air testing Guangzhou Luogang home in addition to formaldehyde, formaldehyde treatment, disinfection of indoor formaldehyde addition to Guangzhou Tianhe home, get rid of bed board walls and other harmful substances. Welcome your advice. First, the service area: Guangzhou, Dongguan, Foshan, Shenzhen and other regions to detect two-door air service object: new family housing, office space, entertainment, nursery schools, hospitals, dormitories, exhibition halls, shopping malls, etc. Guangzhou Huangpu home in addition to formaldehyde, have been completed, or the process of renovation of indoor air quality, excessive, feel, smell, three to be detected, the test items: formaldehyde, benzene, toluene, xylene, ammonia, TVOC four, based on the test: GB50325-2010 "civil engineering indoor environmental pollution control norms "Introduction: 1. Detection Time: renovated, finished furniture and soft furnishings were before entering. 2. Test items: formaldehyde, benzene, TVOC, ammonia, radon. 3. Detection Purpose: interior architectural decoration materials release poisonous gas is attached with national standards. 4. Check the environment: the former site inspection was carried out after the examination room doors and windows closed one hour in advance. (Note) civil works under the control of the different requirements of indoor environmental pollution, is divided into the following two categories: Class Ⅰ civil engineering: homes, hospitals, old buildings, kindergartens, schools, classrooms and other civil engineering; Ⅱ civil engineering category: Office buildings, shops, hotels, cultural entertainment, bookstores, libraries, exhibition halls, stadiums, public transport waiting rooms, restaurants, barber shops and other civil works.