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Qualir Auto Electronics Co., LTD, founded in 1998, aims to Make car owners' drive with less effort and cosily by giving auto electronics of Quality and Reliability. In May 1998, Qualir developed and create Car CD, VCD Players and home CD,DVD Players. In March 2003, Qualir began to develop and create Car Mp3 players,Car DVD Players,and effectively developed Car DVD Players with Built-in GPS function in 2004. In June 2007, Qualir made a decision to create a platform for direct wholesale of Auto electronics. In September 2007, Qualir's wholesale Dept was successfully founded and our online wholesale store was finally completed.
Vancouver's Celebration of Light could be the largest firework competition on earth, attracting around 1.6 000 0000 spectators annually. In 2009, Canada, South Africa, the UK and China do battle during four nights of amazing displays over English Bay. Each country presents a full display, with dates as follows; Canada on 22 July, South Africa on 25 July, the UK on 29 July and China on 1 August. Each show lasts about 25 minutes and local firefighters raise funds to the continuing festival and also the Vancouver Fire Fighters Charitable Society.
The rapid development of air filters is closely related to the development of military industry and electronic industry. In the first world war, the use of various chemical agents, asbestos fibre filter paper as the smoke filter layer of military gas masks came into being. The glass fiber filter medium is used in air filtration to obtain a patent in the United States in October 1940. In the 1950s, the United States studied the production process of glass fiber filter paper, and the air filter was improved and developed. In the 1960s, HEPA filters came out; In the 1970s, the filter paper of fine glass fiber was used as the HEPA filter of filter medium, and the filtration efficiency of particle size of 013 micron particle diameter was 99.9998%. Since the eighty s, with the emergence of new test method, use evaluation to improve and to improve the filtering performance requirements, found the HEPA filter there is a serious problem, and he had a higher ULPA filter performance. Countries are still working on it and expect more advanced air filters soon
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