The eldest of the three sons of Mr. Pua Gicalao (Ang Go Bit) (deceased), a Chinese migrant from Jin Jiang, Fujian Province and Mrs. Elena Yap (deceased), was born on August 29, 1960, in Cebu City, Philippines.

He was a Certified Public Accountant before joining the Oblates in 1997. On December 10, 1999, his first vows was received by the Superior General, Rev. Fr. Wilhelm Steckling, OMI in Jolo Sulu, Philippines. He finished his theological studies on March, 2005 at Maryhill School of Theology in Quezon City, Philippines.

He was ordained Deacon on June 12, 2005 and a Priest on Decemebr 3, 2005, the 10th anniversary of the canonization of St. Eugene De Mazenod. His first obedience was in the China Delegation effective June 2007, but before his arrival in Hong Kong, he was assigned as Asst. Parish Priest in Sto. Nino Parish, Midsayap Cotabato Philippines.

Finally he arrived in Hong Kong on Sept.15, 2007 and immediately was enrolled in a Cantonese Language Program.