Democratic Progressive Party Legislator Lo Chih-cheng speaks in Taipei on Monday last week.
Photo: Chang Chia-ming, Taipei Times

Democratic Progressive Party (DPP) legislators have proposed amendments to the Act Governing Relations Between the People of the Taiwan Area and the Mainland Area (臺灣地區與大陸地區人民關係條例) to require former presidents and vice presidents to obtain official approval from the sitting president prior to visiting China.