Chit phiⁿ bun-chiuⁿ kai-si?u 1980 ni kho-ha?k e hoat-hi?n kap ki-su?t e hoat-tian; ki-tiong m? pau-ham ch?e-ch?e ti?ng-iau e kho-ha?k siong-koan s?-ki?ⁿ.