Kamfanin Changzhou Haisheng Electric Appliance Co., Ltd. babban kamfani ne da ya ƙware a fannin fasahar zamani ta injina. Tare da ƙwarewa wajen samar da injina masu haɗakar HB, injinan BYJ masu saurin gaske na magnet, da injinan TKYJ masu haɗakar magneta don aikace-aikacen daidaito, kamfaninmu, wanda aka kafa a shekarar 1999, yana cikin yankin ci gaban tattalin arziki na Wujin na Changzhou. Yana da ƙwarewa sama da shekaru 20 a fannin bincike da haɓaka injina, Haisheng ya himmatu wajen samar da ingantattun hanyoyin samar da injina don aikace-aikace daban-daban.