No.542 Guangzhou Popularity Ranking No.15 Liwan District Guangdong No.1 Shui Tu Bao Chi No.2 City Water Supply No.2 Water Supply No.2 Zi Lai Shui Gong Ying No.2 Gong Ye Yu Min Yong Construction No.3 Da Dam Engineering No.4 Kan Testing Design No.4 International Engineering No.4 Hydropower No.5 Power Design No.5 Water Conservancy Engineering No.5 Survey Surveying and Mapping 守合同重信用企业 国家科技进步奖 科技进步奖 省级高新技术企业 理事单位 常务理事单位 ISO9001认证