With liquor containing ammonium sulphate and sulphuric acid.
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Jiangsu Qingfeng International Environment Engineering Co., Ltd.![]() Profile Certified by SGS/BV
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Chemical Reactor, Pressure Vessel, Heat Exchanger
Jiangsu Qingfeng International Environment Engineering Co., Ltd.Asme Power Boiler ,Pressure Vessel(QF-PB)
Jiangsu Qingfeng International Environment Engineering Co., Ltd.500kt/a Sulfuric Acid Plant Equipment (QF-SAS)
Jiangsu Qingfeng International Environment Engineering Co., Ltd.Dalian Dahua Group 100kt/a Sulfuric Acid Plant Based on Sulfur (QF-SAS)
Jiangsu Qingfeng International Environment Engineering Co., Ltd.Oil Sludge/Brown Coal/Waste Mud Pyrolysis Machine/Recycling Machine to Energy with CE, SGS, ISO, BV
SHANGQIU ZHONGQING ENVIRONMENTAL PROTECTION SCIENCE AND TECHNOLOGY CO., LTD.