SHENYANG, China -- NF Energy Saving Corporation (NASDAQ: NFEC) ("NF Energy" or the "Company") is a leading energy saving services and solutions provider for China's power, petrochemical, coal, metallurgy, construction, and municipal infrastructure development industries.<br />
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Recently, the Company's new product, the DN4000 vacuum butterfly valve, passed all quality tests and was delivered to a power plant in Shanxi Province, following the delivery of a DN3000 electric vacuum butterfly ...This story is related to the following:Vacuum Valves |