Valve handwheel hi shaft-a worm extension manual mechanism-ah dah a ni a, flexible pin hmanga fix a ni. Handwheel tihchhiat tur chuan spring pin chu phelh la, handwheel chu la chhuak rawh. Valve hi hman rei tawh a ni thei a, elastic pin chu a rust ang a, chu chuan lakchhuah a ti harsa zawk ang, chu chu spray hmasa berah gap-ah rust tlem a awm thei a, minute 5 atanga 10 chhung nghah a, a luh theih nan, chutah a chunga kan sawi ang hian
Hangzhou Xiaoshan Chuangye Metal Processing Factory hi Zixia Village, Xintang Street, Xiaoshan District, Hnagzhou City-a awm a ni a, a hmunah hian mi 100 chuang zet an awm a, an thil siam hi an chhui zui nghal a ni. Factory atanga Hangzhou Xiaoshan International Airport thleng hian minute 30 chauh a ngai a ni.
