No.52 Dongcheng Subdistrict Popularity Ranking Dongguan Guangdong No.2 Laboratory Equipment No.2 La Li Testing Machines No.2 Chong Ji Testing Machines No.2 Test Chambers No.3 Trials Equipment No.3 Environment Trials Equipment No.3 Laboratory Instruments Equipment No.4 Qi Hou Huan Jing Shi Yan No.9 Testing Machines No.10 Test Equipment No.18 Instrument Equipment No.20 Testing Instruments 民营科技企业 省级专精特新中小企业 省级高新技术企业 科技型中小企业 省科技型中小企业 高新技术企业 省级创新型中小企业 省民营科技企业 市民营科技企业 发明专利 实用新型专利