Name: Herbert TSE (謝煥齊) Status: International Technical Officer (qualified 2010, 2019) International Umpire (qualified 2008) National Umpire (qualified 2005) International events officiated: World Junior Cup (2007) Asian Bowls Championship (2009) Hong Kong International Bowls Classic (2008 – 2018)

Name: Rita SHEK (石惠燕) Status: International Technical Officer (qualified 2009) International Umpire (qualified 1999) International events officiated: World Cup (2005) World Champion of Championships (2011, 2013, 2014) World Junior Cup (2007) Asian Bowls Championship (2001, 2008, 2009) Hong Kong International Bowls Classic (1999 – 2014)

Name: SUEN Chi Sing (孫志成)   Status: International Technical Officer (qualified 2010) International Umpire (qualified 2003)     International events officiated: World Junior Cup (2007) Hong Kong International Bowls Classic (2002 – 2010)

Name: Cyril LEUNG (梁卓雄) Status: International Technical Officer (qualified 2010) International Umpire (qualified 1997) International events officiated: World Bowls Championship (2008, 2012) World Singles Champion of Champions (2011) World Cup (2005) World Junior Cup (2007) Asia Lawn Bowls Championship (2001, 2008, 2009, 2014) Hong Kong International Bowls Classic (1998 – 2015)

Name: Claudius LAM (林志堅) Status: International Technical Officer (qualified 2010), International Umpire (qualified 1996) International events officiated: Commonwealth Game (1998) World Cup (2005) World Junior Cup (2005, 2007) Asian Bowls Championship (2001, 2002, 2003, 2008, 2009, 2014, 2018, 2023) SEA Games (2019) Hong Kong International Bowls Classic (1998 – 2018)