BeijingZijingshiFineChemicalTechnologyCo.Ltd.(ZJS)wasfoundedin1999,mainlyengagedinengineeringprojects,suchascarbondioxidesuper-criticalextraction,environmentalprotection,sulfonationbygaseousSO3(sulfurtrioxide),surfactants,andotherfieldssuchastechnologydevelopment,technologytransfer,technicalconsultation,engineeringdesign,technicalservices.

更新时间：2025-05-04 直链：wap.zijingshi.com

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更新时间：2025-02-28 直链：www.wqchem.net