Re mona ho u thusa ka litlhoko tsa hau tsa ho kenya flange le lipeipi.
E thehiloe ka 2008, China dingsheng Flange ke khoebo ea theknoloji e phahameng profinseng ea Zhejiang.Dingsheng Flange e khethehile ho rala le ho etsa li-flange le lisebelisoa tsa liphaephe ho latela ANSI, JIS, DIN, EN, GOST, le litekanyetso tse ling tsa malapeng le tsa machaba le likhokahanyo bakeng sa oli le khase, tlhahiso ea matla le limmaraka tsa indasteri.