on october 17, 2017, the china associationfor engineering construction standardization issued the development andrevision plan (the second batch) of national engineering constructionstandards, formally approving the technicalspecifications and regulations for underground wwtp  (hereinafter referred to as “the regulations”) chiefly edited by cweg.the regulations is the onlyunderground wwtp standard getting approval of the ministry of housing andurban-rural development.

     from projectdesign, construction, acceptance to operation and maintenance, the regulations will provide systematictechnical regulations for the newly built and upgraded underground wwtps inchina, helping fill china’s technical gap in this field and promote thewidespread application of urban underground wwtp.

     inseptember this year, the technicalguidance for urban underground wwtp engineering (hereinafter referred to as“technical guidance”, which is alsothe first technical guidance for underground wwtp in china and with cweg as theonly editor-in-chief, was approved by china association of environmentalprotection industry (caepi).

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