Research Projects

Trilingualism in Early Childhood: Production and Comprehension

Childhood Bilingualism Research Centre and CUHK-PKU-UST Joint Research Centre for Language and Human Complexity are conducting a research on investigating how infants growing up in Hong Kong process three particular languages (Cantonese, Mandarin and English).


We are looking for infants who meet the following conditions and their parents to participate in this study:

  1. Born at 38 weeks pregnant or later whose main residence is in Hong Kong
  2. Age from 7 months old to 23 months old
  3. Have never been diagnosed with hearing problem or any neurological disease or psychiatric disorder and do not take medication that affects the brain; their parents and siblings have never been diagnosed with any language disorder; mother is healthy throughout pregnancy, at birth and after birth; no severe complications has been recorded/identified.

The details for the study are as follow:

  • Children will watch a video with audio lasts for around 5 minutes with parental accompaniment
  • Parents will finish a questionnaire for evaluating the first language vocabulary size of the participants (around 50 minute for a monolingual child)
  • Participants will receive $100 supermarket coupon/hour for their contribution, as well as a certificate by the Childhood Bilingualism Research Centre will be issued

Location: 4/F, Hui Yeung Shing Building, The Chinese University of Hong Kong, Shatin, N.T., Hong Kong

Time: Saturday (10:00am – 7:00pm), by appointment

If you are interested in this experiment, please fill in the online application form:

We will contact you for scheduling the time and date of the test. Please contact Miss Scarlet Li at 3943 5529 during office hours or for any inquiry.