「聖誕老人行動」如何由聖誕捐款壯大為推動改變的「引擎」

英文原標題：How Operation Santa Claus grew from Christmas donations to ‘engine’ of change

英文原摘要：Over nearly four decades, Operation Santa Claus (OSC) has grown from a quirky holiday fundraiser into an “engine” for community change in Hong Kong. For some beneficiaries, the journey was a full circle. Rachel Chow Chiu-yan learned about the fundraising drive in Young Post when she was a student, l