精品国产91久久久久久无码|尤物精品国产第一福利网站|亚洲男人的天堂在线播放|91在线一区二区三区

Sainz environmental Protection was invited to participate in the third National non-ferrous metal metallurgy chemical environmental protection engineering technology exchange and exhibition
2020-12-29
2020年12月29日，第三屆全國有色金屬冶金化工環(huán)保工程技術(shù)交流會暨成果展示會在福建廈門隆重召開。會議由紫金礦業(yè)集團、廈門鎢業(yè)、湖...
view details
Sainz environmental pollution acid treatment technology set off a new wave of green development in non-ferrous industry
2020-10-28
2020年10月28-29日，全國有色金屬工業(yè)生態(tài)環(huán)境保護大會召開期間，賽恩斯環(huán)保股份有限公司主辦第十四分會場“污酸及含砷危廢資源化治...
view details
Sainz environmental Protection was invited to participate in the National non-ferrous metal dressing wastewater Treatment Plant Director (chief engineer) forum
2020-08-27
2020年8月27-29日，全國有色金屬選冶污水處理廠廠長（總工）論壇在長沙隆重舉行。本次論壇以“綠色創(chuàng)新融合發(fā)展”為主題，共吸引業(yè)內(nèi)知...
view details

At present in the1page, A total of1page, A total of1records first page previous page 1 next page the last page jump topage

Contact Us

service hotline
0731-88271113
seshb_cn@126.com
Synes Science Park, No.388, Xuesheng Road, Xuesheng Street, Yuelu District, Changsha city, Hunan Province

? 2023 賽恩斯環(huán)保股份有限公司 – All Rights Reserved. 湘ICP備2022005277號.Designed by Wanhu.