A combination of sky-high rents, career anxiety and social isolation is placing a mental and financial strain on mainland Chinese students living in Hong Kong, even as more than 40 per cent of them plan to remain in the city, a survey has revealed. The study released by the Youth Expats Association on Sunday also found that developing a sense of belonging outweighed lucrative salaries as a factor in determining whether these students choose to stay in the city after graduation. According to the.