With Simon Hang-bock Rhee of Korea and Eric Khoo Heng-Pheng of Malaysia, Wong developed the Association of Top Achiever Scouts (ATAS), a fellowship group formed during the 21st APR Scout Conference in Brunei in December 2004, of Scouts and Scouters who have achieved the highest rank as a youth in their Scout associations-Queen Scout, President's Scout, Fuji Scout, Eagle Scout, etc.
Wong collaborated with Simon Hang-bock Rhee from Korea and Eric Khoo Heng-Pheng from Malaysia to establish the Association of Top Achieving Scouts (ATAS). This fellowship group was formed at the 21st APR Scout Conference in Brunei in December 2004. It included Scouts and Scouters who had reached the highest rank within their associations, such as Queen Scout, President's Scout, Fuji Scout, Eagle Scout, etc.