CDC vector disinfection specialist province, said Liu, now on the market many types of masks, in addition to medical masks (N97 masks) national standards, the other species are no national standards. Medical disposable masks have some filtering effect of droplets, dust a filter effect, but smaller anti-fog and haze effect; "anti pm2.5 mask" while claiming to be able to filter 90% of the haze particles, but there is no professional organization TESTED Its anti-fog and haze effects. Liu also said that the "ordinary cloth mask for blocking dust, haze, it is almost no effect; Integrated considered, the general public to buy surgical masks (N97) can be, but only once worn" Then pull Reporter hit "12320" health hotline, according to professionals introduce Zhengzhou time catheterization package, "medical disposable masks" and "anti pm2.5 mask" protective effect can not be achieved in its "anti-fog and haze more than 90%, anti-virus ", a small haze particles, activated carbon filtration layer must be professional. However, the person also said disposable medical masks anti-virus, dust effect is relatively good company mainly engaged in wholesale and retail: pre-packaged, bulk foods, dairy products (including infant formula milk powder Jinan time catheterization package, valid until March 17, 2014, retail: Chinese herbal medicine, Chinese medicine Pieces, proprietary Chinese medicines, chemical drug agents, antibiotic agents, biological medicines, three types of medical optical equipment, instruments and endoscopic equipment (only soft, hard contact lenses and care solution), Guangzhou Grandbuy Co., Ltd. 2011 Semi-Annual Report 36 II physical therapy and rehabilitation equipment, second-class Chinese medicine equipment, two types of implant materials and artificial organs (hearing only), two types of medical materials and dressings, cigarettes, cigars (limited to operating subsidiaries), alcohol; general cargo, car park management; wholesale and retail trade (national franchise except the control of goods); design, production, agents, release all types of advertising at home and abroad, enterprise management consulting; venue rental, property management; dyeing services, photography, photographic processing, a plastic, photocopying services, daily necessities, household appliances, watch repair, handling, shipping agents formalities, warehousing;. optometric services as of 2014 9 May 30, AnBai shares revenue 54.4034 million yuan, net profit attributable to shareholders of 1.6449 billion yuan, Wuhan disposable catheter bags, an increase of 8.72% over last year, basic earnings per share of 0.48 yuan. Grandbuy shares belonging wholesale and retail trade, nearly three months time catheterization package, attention stock is higher than the other 76 companies in the industry, ranked No. 33. In the past three months, a total of three agencies issued a 29 on the Unit research report, rating the stock a comprehensive holdings, to maintain previous rating. Shijiazhuang-time catheterization kits, Henan delivery of medical care (online consultation), a one-time catheterization kits provided by the arrival of Henan Medical Devices Co., Ltd., Henan provincial transport of medical equipment Limited (www.henanyunda.com) Henan Xinxiang, bathroom appliances leader, over the years, the company implement the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In Henan transport Leading up to the medical staff warmly welcome all inquiries negotiations to create the delivery of medical Henan better future.