久久精品午夜福利免费视频_激情图日韩经典中文字幕_男生和女生插逼视频国产_国产精品天天看特色大片_◇亚洲国产成人精品久久久_久久综合亚洲三级91区国产_国产精品人妻无码区刘涛_国产欧美日韩va另类在线播放 _无码专区 人妻系列 在线_任你躁XXXXX麻豆精品

       On October 19, 2019 tsinghua University Western Environment Alumni Summit and Academic Exchange Meeting with the theme of "Ecological Environment Protection and Restoration of Yangtze River Basin" was successfully held in Chongqing. All units will give academic reports on "Ecological environment protection and restoration in the Yangtze River Basin". Our company had the honor to participate in it and share the collaborative super-purifying water and soil co-treatment technology for the scholars attending the meeting......

       On April 18, 2019, Shang Hongyu, President of The Academy of Environmental Sciences, Xi 'an Ecological and Environmental Bureau, and his delegation visited Shanghai Jendor Yu Chenshui Environmental Engineering Co., LTD., and held an exchange meeting on the collaborative super-purifying water and soil co-treatment technology。

       On January 15, 2019, under the leadership of Xie Quanlin, director of Overseas Chinese Affairs Office of Kunshan City, Jiangsu Province, representatives from Kunshan Water Affairs Group, Water Resources Bureau, Environmental Protection Bureau, Economic and Technological Development Zone, National High-tech Industrial Development Zone, Huaqiao Town, Zhou Town and Qiandeng Town visited Shanghai Jindor Yu Chenshui Environmental Engineering Co., LTD.

       On the afternoon of May 13, 2019, Gao Wenan, deputy director of the Pudong New Area Water Conservancy Bureau, visited Shanghai Jinduoyu Chenshui Environmental Engineering Co., LTD. Accompanied by relevant leaders of our company, inspect the water bodies around the Expo。

       On the morning of January 18, 2019, Kunming Municipal Party Secretary Cheng Lianyuan and Vice Mayor Wu Tao; Leaders from Kunming Dianchi Lake Investment Co., Ltd. and Dianchi Lake Administration Bureau visited The Macun Bay Demonstration Base of our company. The Ma Cun Wan Demonstration Base is co-operated by our company and the National New Energy Engineering technology Research Center...

       For a long time accumulation of waste in the river, excessive fertilizer and pesticides in the soil and rural livestock farming and living sewage and agricultural non-point source pollution in flood season by runoff and infiltration into the downstream river, lake, lake and groundwater, causing the earth's surface in the study and excessive groundwater nitrate pollution problems, affects the baiyang lake and male Ann district water and ecological environment security.