WATER WEEK and WATER FESTIVAL in Vinh
In May 2019 we celebrated a great WATER FESTIVAL in Vinh City, concluding the WATER WEEK 2019 in Nguyễn Trường Tộ school!
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In May 2019 we celebrated a great WATER FESTIVAL in Vinh City, concluding the WATER WEEK 2019 in Nguyễn Trường Tộ school!
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WSI has been accepted as a member of the Training and Demonstration Centre for Decentralized Sewage Treatment – BDZ e.V. The BDZ e.V. is an initiative for the promotion and establishment
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