cma qualification, equipped with a sound r & d laboratory and related r & d, testing equipment; several national, provincial and ministerial level scientific research platforms. at the same time, the company actively expand channels of access to products and technologies, continuous attention at home and abroad industry new technology, new technology and new product development, and actively with central south university, hunan environmental science research institute and other well-known domestic scientific research units to establish all-round production cooperation, enhance the research and development strength, maintain its core competitiveness.