Wenzhou Kanghao Audio-Visual Educational Instrument Co., Ltd. is located in Putao Industrial Zone of Wenzhou City. Owning factory buildings of more than 2000 m2, it is a comprehensive enterprise specialized in production and distribution of educational articles and teaching tools etc. products. It is one of the member units of China Educational Instrument & Equipment Association, and it is also the appointed production unit of Central Audio-Visual Education Hall. Since its establishment, by always carrying forward the conception of “technology promoting enterprise, quality developing business”, the company has been engaged in the research, development and production of educational products, and its technique, equipment, technology and inspection of relevant teaching instrument products are at the leading position in the industry. It also provides excellent after-sales service. The automatic cleaning environmental protection teaching blackboard researched and developed by our company is deeply favored by customers, and has become the leading product of our company. Creating brand by quality, expanding market by brand, Kanghao constructs perfect marketing network with products being well sold in many markets in domestic, and provides first class