According to present regulations, overseas Chinese from Hong Kong and Macao, in order to enter the ROC, must find a government-approved overseas Chinese association or travel agency to act as guarantor. Some people, however, due to difficulties in finding a guarantor, have "bought" one. For their part, certain guarantors have accepted the money as part of the fee for their services.
依規定，港澳僑胞入境需找政府所認可的僑團負責人或旅行社作保，部分僑胞在申請入境時找保困難，而不得不花錢「買保」。