Beijing Zhongheng Huanyu Technology Co., Ltd   

Brief introduction of Beijing Zhongheng Huanyu company "Constant universal" is one of the largest and most complete indoor air testing equipment, management of product development and manufacturing as one of the company at present. The company is located in the capital of Beijing in Guizhou province also create Guiyang "in constant universal" branch, national economic and cultural information center, the comprehensive strength of science and technology information capital, relying on the powerful, more conducive to the constant universal all-round to create the first brand of China indoor environmental protection. The advantage be richly endowed by nature, so that the product of information technology in the constant Huanyu more convenient quickly radiation throughout the country. "Constant universal" enterprise technology R & D center, is a national certified enterprise technology center. Chinese Environmental Science Society of indoor environment monitoring center of special training in constant universal establishment of indoor environment monitoring training base. To train talents for research of national indoor environment. R & D institutions product special environmental protection the center has a modern, specialization, internationalization, bringing together a large number of overseas industry experts, professors, senior engineer...