... research, manufacture and trade.Xinxiang Huaxing Filter Engineering Co.,Ltd is now provided with advanced filters production line, ... filter equipments etc.Reason 4Shanghai Baosteel (world top 500 enterprise) and Wuhan Iron and Steel Group Corporation, Philips ... than 15 countries, including Canada, USA, Australia, Italy, Hungary, Thailand , Vietnam, Yemen, Venezuela, Iran, Bangladesh, Georgia, HK ...