No.191 Development Zone Popularity Ranking Yantai Shandong No.7 Ba Sha Machines No.7 Excavators No.7 Dan Dou Wa Jue No.9 Surface Treatment No.10 Tu Fang Machinery No.12 Gong Ye Che Liang No.14 Nei Ran Machines No.14 Ji Chuang Jie Jue Solutions No.14 Zhong Industrial No.17 Gong Ye Mu Machines No.22 Construction Machinery No.24 Machine Tools 常务理事单位 绿色工厂 企业技术中心 省级创新型中小企业 ISO9001认证 ISO14001认证