Changsha Huajing Powdery Material Technological Co., Ltd, which was established in June 2004,a high and new-technology corporation jointed comprehensive functions of researching, developing, manufacturing, marketing in China, based on Central South University (CSU), which is a comprehensive and national key university under the direct administration of the Ministry of Education in China. In 2007,the company established another new company named HuNan Huajing powdery material Co.,Ltd to follow t...

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