Siapi C. Mang Thawng leh Pi Ciin Khaw Mangte tapa a thumna hi a, 12.5.1948 ni in Thuklai ah suak hi. 1964 kum in Thuklai tan 9 a sin laitak in Chin State pan amasa pen ki teelna ah ki hel a, Ngapali ah pai hi.1966 kumin Falam Center pan in tan 10 ong hi. 1969 kumin Madalay panin AGTI (Civil) ong a, 1970 kumin Yangon ah Public Work Construction Department ah nasep lut hi. 1970 kumin R.I.T ah sangkah zom to in 1975 kumin B.E.(Civil) Degree ngah hi.
Nasepna: 1977 kumin Assitant Engineer (A.E.)in nasep lut a, 1979 in State Scholar in Holland ah pai hi. I.C.H.E. degree ngah hi. 1980 kum in Inland Water Ways Department Mongywa ah, 1983-87 Heas of Magwe Devision sem hi. 1988 kumin Assistant Director in za khang a, Yangon Head Quater ah sem hi.1988 kumin Daw San Hla tawh ki teeng hi. 10.4.1997 ni-in Topa tawh maang khawm hi.