Dr. Chu has served as a principal for twenty-one years. He also shouldered various roles in secondary schools, such as Vice-Principal, Prefect of Studies, Guidance Master, and teacher. He has served in secondary schools for thirty-seven years. Dr, Chu also served as the school director and school manager for many schools, including kindergarten, primary schools, and secondary schools. He was also appointed as one of the directors of the Hong Kong Academy for Gifted Education (HKAGE) by the Education Bureau. He is an Accredited Mediator of the Hong Kong Mediation Accreditation Association Limited. Dr. Chu is an expert in leading and implementing Knowledge Management (KM) in schools. He adopts a KM strategy to transform his school into a learning organization with a knowledge-driven culture. CCC Heep Woh College (HWC) is the first school to win the Hong Kong Most Admired Knowledge Enterprise (MAKE) award. HWC was the Top Winner of the Hong Kong MAKE award one of the winners of the Asian MAKE award in 2014, and one of the winners of the Hong Kong MAKE award in 2013 and 2015 as well. He has been also invited by universities, school sponsoring bodies, education bodies, and schools to share his experience in leading KM implementation and help many other local schools implement KM in their schools.