The consultation period for Hong Kong Education Bureau's Chinese Language Education Key Learning Area Curriculum Guide will expire on Sept 16 (Mon.). It proposes to continue to promote teaching the Chinese subject in Putonghua in HK primary schools (P1-P3) in a school-based mode. Language not only expresses but also constructs identity (Bucholtz and Hall, 2005:35; David Evans, 2014). Adopting Putonghua as the medium of instruction in place of HK Cantonese will cost Hongkonger