Longyao County Yihang Machinery Manufacturing Co. Ltd ose ta'uta'ua gaosi oloa fa'apitoa i le gaosiga o pa'u taofi. Talu mai lona faʻavaeina i le 2000, o loʻo tuʻuina atu pea e le kamupani pusa paʻu maualuga i lalo o le faʻailoga JKX. Faatasi ai ma le taulaʻi i le tuʻuina atu o oloa sili atu i tau faʻatauvaʻa ma le ofoina atu o auaunaga sili ona lelei mo tagata faʻatau, ua maua e Yihang's brake drums se tulaga malosi i le maketi o le lalolagi. Ua manuia le kamupani i totonu o maketi i itulagi eseese, e aofia ai Ekuatoa, Dubai, Aikupito, Iran, Iraq, Rusia, ma Aferika i Saute, lea na maua ai e ana oloa se talaaga iloga mo le faʻamaoni ma le faʻatinoga. Yihang Machinery Manufacturing Co. Ltd ua faʻapipiʻiina ma le setete -of-the-art gaosiga fale, e mafai ai e le kamupani ona faʻamautinoa le lelei ma le saʻo o taʻaloga taofi uma e gaosia. E ala i le faʻaaogaina o meafaigaluega sili ona maualuga ma faʻaogaina faiga faʻatonutonu lelei, Yihang faʻamautinoaina o paʻu taʻitasi taʻitasi e ausia tulaga maualuga o le lelei. O lenei tautinoga i le tulaga lelei o loʻo atagia i le gafatia o galuega faʻaletausaga, lea e sili atu i le 20,000 tone.
O le mautauave a le kamupani, "ABSORPTION MAKES PROFESSION, PROFESSION MAKES EXCELLENCE," o loʻo aofia ai lona faʻamaoni i le faʻaauau pea o le faʻaleleia ma le tomai faʻapitoa i le tulaga o le gaosiga o paʻu taofi. O le sailiga le maluelue a le Yihang Machinery Manufacturing Co. Ltd o loʻo faʻaalia i lona tausisia o faiga faʻapisinisi sili ona lelei ma lona taulaʻi i le lagolagoina o tulaga maualuga o galuega taulima ma le faʻatinoga. faatuatuaina. O le fa'amaoni o le kamupani i le tu'uina atu o auaunaga sili ma tau fa'atauvaga e fa'amautinoa ai e maua e tagata fa'atau le taua ma le lagolago.
I se aotelega, o le Yihang Machinery Manufacturing Co. Ltd o loʻo tu o se taʻutaʻua i le maketi o le lalolagi mo le gaosiga o le paʻu paʻu, faʻauluina e lana tautinoga le maluelue i le lelei, faʻafouga, ma le faamalieina o tagata faatau. Faatasi ai ma se faamaumauga malosi o le faaooina atu o oloa ma auaunaga pito i luga, o loo faaauau pea ona avea le kamupani ma paaga faatuatuaina mo pisinisi ma tagata taitoatasi o loo sailia talipalau taofi faatuatuaina ma maualuga i le lalolagi atoa.