Guangzhou Tianhe District Guangdong No.16 Environmental Protection Facilities No.29 Qing Jie Technology No.29 Fei Water Treatment No.30 Huan Jing Ying Xiang Ping Jia No.40 Environmental Engineering Technology No.44 Shui Zi Yuan No.64 Huan Bao Gong Cheng Shi Engineering No.69 Sheng Tai Bao Hu Gong Cheng Shi Engineering No.69 Water Treatment Engineering No.70 Environmental Engineering Design No.71 Shui Chu Li Wei Hu No.77 Sewage Treatment 高新技术企业 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 省级创新型中小企业