No.462 Changsha County Popularity Ranking Changsha Hunan No.7 Drills Machines No.7 Kuang Shan Ji Xie / Equipment No.11 Mines Stones No.16 Ye Jin Gong Yi No.42 Construction Machinery No.45 Zhong Engineering No.49 Zhuan Yong Equipment No.68 Machinery No.82 Electromechanical Equipment Equipment Ye Ya Qian Kong Drills Machines Zuan Kong Machinery 科技型中小企业 省级专精特新中小企业 专精特新小巨人企业 省级高新技术企业 省科技型中小企业 高新技术企业 省级创新型中小企业