No.235 Jinan Popularity Ranking No.31 Licheng District Shandong No.1 Shui Wu Ran Zhi Management No.1 Qing Jie Technology No.2 Waste Heat Recovery No.2 Sheng Tai Bao Hu Gong Cheng Shi Engineering No.2 Desulfurization and Denitrification No.2 Wu Ran Zhi Management No.2 Yan Qi Tuo Liu Tuo Xiao No.2 Huan Bao Gong Cheng Shi Engineering No.2 Wu Ran Control No.3 Shui Chu Li Wei Hu No.3 Environmental Engineering Design No.3 Sewage Treatment 副会长单位 会长单位 企业技术中心 国家高新技术企业 专精特新企业 AAA级信用企业 省级专精特新中小企业 高新技术企业 发明专利 守合同重信用企业 省级高新技术企业 ISO9001认证 ISO45001认证 ISO14001认证 CQC认证