『日本久(jiu)久(jiu)久(jiu)』介(jie)紹(shao):因家(jia)(jia)鄉年景不(bu)好(hao)(hao),青(qing)年鄭潮安(李(li)小(xiao)龍 飾)跟隨三叔遠赴(fu)泰國,鄭在當地(di)華工(gong)(gong)許劍(jian)(田俊(jun) 飾)的幫助下,得到了一(yi)份冰(bing)廠(chang)(chang)的工(gong)(gong)作。許劍(jian)為人仗(zhang)義(yi)好(hao)(hao)打抱不(bu)平,時常卷入爭斗,鄭潮安雖也學得一(yi)身功夫,但礙于(yu)母親的勸誡不(bu)能出手。華工(gong)(gong)們工(gong)(gong)作的這家(jia)(jia)冰(bing)廠(chang)(chang)為牟取(qu)利益,在冰(bing)中(zhong)藏匿毒品販運(yun),不(bu)久(jiu),兩(liang)名華工(gong)(gong)因為偶然拾到了冰(bing)中(zhong)的毒品,被廠(chang)(chang)長(chang)和(he)老板(ban)殺(sha)害,許劍(jian)向老板(ban)要(yao)人,反(fan)被對方派眾(zhong)打手于(yu)家(jia)(jia)中(zhong)殘忍(ren)殺(sha)害。工(gong)(gong)友們尋(xun)找失(shi)蹤(zong)的華工(gong)(gong)和(he)許劍(jian)無獲(huo),于(yu)是罷工(gong)(gong)抗議,廠(chang)(chang)長(chang)和(he)監工(gong)(gong)們痛打工(gong)(gong)人,鄭潮安仗(zhang)義(yi)出手,廠(chang)(chang)長(chang)畏懼升(sheng)其為領導(dao),眾(zhong)工(gong)(gong)人稱呼鄭為“唐山大兄”。老板(ban)方面見