ʻO Nantong High-Waena Pressure Valve Co., LTD.,Ua hoʻokumu ʻia i ka makahiki 1965. Me ka hale hana kahiko he 38000 mika kuea a me ka hale hana hou he 49000 mika kuea ma Nantong. He loea ʻo NHMPV i ka hana ʻana i ka puka pā, ka puka honua, ka puka nānā, ka puka poepoe, ka kānana, ka puka plug, a pēlā aku, ʻo ke anawaena kiʻekiʻe he 72”, kaomi kiʻekiʻe me 4500LB.
I kēia manawa ʻo NHMPVLoaʻa iā ia ka palapala hōʻoia o ka ʻōnaehana maikaʻi ISO 9001; ka palapala hōʻoia o ka ʻōnaehana hoʻokele kaiapuni ISO14001; ka palapala hōʻoia o ka ʻōnaehana hoʻokele olakino a me ka palekana hana ISO 45001 a me ka palapala hōʻoia o ka laikini hana hana kūikawā papa A1. Ua hoʻokō ʻo NHMPV i nā hōʻoia o ka American Petroleum Institute API 6D, API 600, API607, API6FA, PED CE, Russia TR-CU, Kanada CRN a me SIL Security Integrity Level Certification etc.
NHMPVʻo ia wale nō ka mea hana kiwikā i koho ʻia o ka hui kiwikā kaulana ʻo Hitachi Metals ma Iapana a me ka mea hana kiwikā ʻAmelika o Powell Valves, me nā huahana kiwikā kila kalapona i hoʻolei ʻia a me nā kiwikā kila kila e pili ana i nā American-Standard a me nā Japanese Industrial Standards.
Huahana NHMPV:
Palapala Hōʻoia NHMPV:
