On this day… January 30^th

 1979.- Mexican Rodolfo Martínez defended his WBC bantamweight title by defeating Thai Benice Borkhorsor by decision, at the Hua Mark Indoor Stadium in Bangkok.

 1982.- Puerto Rican Wilfredo Benitez defeated Panamanian Roberto Duran by decision, defending his WBC super welterweight crown in Las Vegas, Nevada.

 1990.- Sot Chitalada from Thailand, defended his WBC flyweight title, defeating Filipino Ric Siodoro by decision, at the Lumpinee Boxing Stadium in Bangkok.

 1995.- Russian Yuri Arbachakov defeated Mexican Oscar Arciniega by decision in Sapporo, Japan, defending his WBC flyweight title.

 2001.- Korean Yosam Choi knocked out the Thai Saman Sorjaturong in the seventh round, in a fight held at the Central City Millennium Hall in Seoul. With this triumph Yosam successfully defended his WBC light flyweight title.

 2005.- Korean Injin Chi defended his WBC featherweight title, defeating Australian Tommy Browne by decision. The match took place at the Grand Hilton Convention Hall in Seoul.