Jinan Duonuo Biotech Co., Ltd. is the design, development, production and implementation of high-tech specialized manufacturing company. The company focuses on investments in technological development and progress. Thanks to the IS09001 certification system, the product design IEC950, UL1950, US UL1012, Germany TUV, EN60950, EC EMCLVD meet other standards. The product sells well all over the country, exported to the United States, Europe and Southeast Asia; in an industry that is highly valued by people at home and abroad. The company has an internal office - a number of agencies, we can quickly develop specialized capabilities - product descriptions to meet customers' demand for different products. The company sincerely welcomes friends from all walks of life to visit, discuss, work together and develop each other. The company's products are: