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In China's murky waters, global sewage firms seek rewards

Water purification equipment by Emefcy at a school campus in Changzhou.


GLOBAL sewage and water treatment firms are eyeing opportunities in an unsavoury place: a growing pile of waste in China, the world's most populous nation.

The country has been for years battling contamination from fertiliser run-offs, heavy metals and untreated sewage. A...

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