Guangzhou Yuexiu District Guangdong No.16 Mei Ti Rong He No.22 Digitalization Marketing No.25 District Blocks Chain Finance No.27 Internet Technology No.34 Chan Ye Hu Copies Nets B2B Data Services Marketing Tools Shang Products Supply Chain 专精特新企业 省级高新技术企业 高新技术企业 省级专精特新中小企业 省级创新型中小企业 软件著作权