Current magnetic field and inductance, Voltage balance

"Huamao Group" is located in Ningbo,China, founded in June 1971, "Huamao Group" based education enterprise, and gradually formed a comprehensive Group included teaching apparatus and equipment, basic teaching equipment, civilian-funded schools, and educational theory service center. including research, totally 25 wholly owned and holding subsidiaries. "Huamao Group" has more than 2000 employees and the floor space is more 500,000 square meters. Group' scale, integrated economic and other national counterparts for many years out in the first, the total assets of 6.8 billion, of which nearly 3.4 billion of net assets, sales income in 2009 nearly 3.0 billion. Has among the "Top 500 Industrial Enterprises in China", "national industrial enterprises efficiency of the sector top ten key enterprises" ranks, and won the "China's top 10 most competitive stationery manufacturing business," "Top Ten National Stationery Manufacturing industry benefits enterprise first "and" China Top 10 most competitive stationery manufacturing business "and" Private Education in China Top Ten Influential Brands ", etc, is the quality, service, AAA grade credit enterprise, 2007," HuaMao "was rated well-known trademarks in China, 2010 awarded the "Famous Export Brand in Zhejiang Province" Huamao Group started the examination-oriented education in China from quality education in the process of transition to teaching school with the necessary products precedent, established the nation's first primary and secondary equipment, labor skills education institute, the production won the school with UNESCO Children in China The only gold medal intelligent product development. At present, the development direction of modern quality education, to adapt and follow up new curriculum reform, independent research and development Huamao Group's overall laboratory design solution achieved in the production of an open trial of intelligent inquiry into the quality of education needs of domestic teaching force in the new instrument products, market share in the forefront of the national counterparts. Huamao Group, established education from industry, development of educational apparatus and equipment products to invest in schools, educational practices, the development of basic education has played an active role in China; today, it takes education into the educational theory and educational to explore the realm of ideas - - founder of the International Education Forum, realize the education "production, study and research," the integration of industrial chain, reflects the well-known education company Huamao as the noble pursuit. Huamao Group tireless explorations and practices start in the pursuit of educational products developed, and then set up education, then education ideas conceived development road of independent innovation. In the past 46 years, Huamao Group always takes the "social boost to the economic" as business philosophy, "educating people, proud to support education," as the tenet, and has won widespread recognition and praise from the community. Gradually developed a "pioneering, innovation, refinement, and pragmatic" business style, and established Huamao second pioneering "331" strategic goal. Through establishing the "three distinct": "to promote social economic benefits" as the core of the unique corporate culture, education, industry and education to promote each other's unique structure, with "the system is greater than president" as the core of the unique management mechanisms; meeting the "three ones": the completion of China's largest production base of educational apparatus and equipment, establishment of China's most unique private schools, creating the most influential forum for international education, all these are for the ultimate realization of "a hundred years Huamao" in corporate vision.