Nantong High-Medium Pressure Valve Co., LTD.,e thehiloe ka 1965. Ka fektheri ea khale ea lisekoere-mithara tse 38000 le fektheri e ncha ea lisekoere-mithara tse 49000 Nantong.NHMPV e khethehile ho hlahisa valve ea heke, valve ea globe, valve ea ho hlahloba, valve ea bolo, filthara, plug valve, joalo-joalo, bophara bo boholo ke 72 ", khatello e phahameng ka 4500LB.
Hona joale ke NHMPVe na le setifikeiti sa ISO 9001 Quality System;setifikeiti sa ISO14001 tsamaiso ea tikoloho;setifikeiti sa ISO 45001 tsamaiso ea bophelo bo botle le polokeho mosebetsing le setifikeiti sa Special Equipment Manufacturing License Class A1.NHMPV e fihletse litšoaneleho tsa American Petroleum Institute API 6D, API 600, API607, API6FA, PED CE, Russia TR-CU, Canada. Setifikeiti sa Boemo ba Botšepehi ba Ts'ireletso ea CRN le SIL joalo-joalo.
NHMPVke eena feela moetsi ea khethiloeng oa li-valve tsa sehlopha se tummeng sa Hitachi Metals naheng ea Japane le moetsi oa li-valve oa Amerika oa Powell Valves, ho kenyeletsoa lihlahisoa tse entsoeng ka li-valve tsa carbon steel le li-valve tsa tšepe tse sa hloekang tse thehiloeng ho American-Standard and Japanese Industrial Standards.