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Feed water treatment
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Sewage treatment and recycling
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Therapy for medical uses
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Gas processing products
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Gas alarm products
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EIIPCIP
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Instrument automation products
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Engineering services
Welcome vist Dalian Haohai’s website
Sewage treatment engineering
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> Engineering services> Sewage treatment engineering
Engineering consulting
Environmental assessment
Engineering design
Sewage treatment engineering
Medical therapy project
Provide sewage, water reuse of large and medium-sized engineering design, plant design, construction, installation and debugging of engineering general contracting, turnkey projects, etc., has been completed dozens of a sewage treatment engineering.