Zhongshan Rizda Castor Manufacturing Co., Ltd. e toropong ea Zhongshan, Profinseng ea Guangdong, e leng e 'ngoe ea litoropo tse bohareng ba Pearl River Delta, e nkang sebaka sa lisekoere-mithara tse fetang 10000. Ke moetsi ea hloahloa oa mabili le Castors ho fa bareki mefuta e mengata ea boholo, mefuta le mefuta ea lihlahisoa bakeng sa lits'ebetso tse fapaneng. Pele ho k'hamphani e ne e le BiaoShun Hardware Factory, e thehiloeng ka 2008 e nang le lilemo tse 15 tsa tlhahiso ea litsebi le phihlelo ea tlhahiso.
RIZDA CASTOR e sebelisa ka thata maemo a tsamaiso ea boleng ba ISO9001, 'me e laola nts'etsopele ea sehlahisoa, moralo oa hlobo le tlhahiso, ho hatakela lisebelisoa, ho bopa ka ente, aluminium alloy die casting, kalafo ea holim'a metsi, kopano, taolo ea boleng, ho paka, ho boloka thepa le likarolo tse ling ho latela maemo a tloaelehileng. ditsamaiso.