(Bloomberg) — The emails are piling up, office queries need attention, and Jackie Yang’s kids won’t leave her alone. “‘Mom, I don’t know how to log on to the computer;’ ‘Mom, help me print out my paper.’ Imagine hearing ‘Mom!’ every minute. I’m just up to my neck,” said Yang, who works for a Chinese bank in risk control. For Yang and thousands of other parents in Hong Kong, the past few months have been nothing but frustration.