In August 2012, nine domestic authoritative experts and professors from the National Non-Metal Association, Carbon Association, Superhard Materials Association, Hunan University, Harbin Institute of Technology, Heilongjiang Metallurgical Design Institute, Harbin Electric Carbon Institute and other related departments came to form an appraisal committee. Hao City participated in the appraisal meeting of ultra-high purity graphite technology. At the meeting, the experts gave recognition to the technical indicators related to the ultra-high-purity graphite products of Haoshi, and passed the appraisal unanimously. At present, Haoshi Company has obtained the authoritative certification through the self-developed ultra-high-purity graphite, and passed the provincial scientific and technological achievements appraisal.
We focused on international export product development, production and sales. We have improved quality control processes of Crystal Roller Shutter Door to ensure each export qualified product.
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