The subject is intended to engender national pride but is derided as a “brainwashing” tool by critics.
A representative of the central government’s liaison office waded into the furore, urging parents to back the curriculum.
While Ng claimed there had been no “falling out”, leaders of the National Education Parents Concern Group said they walked out of the talks and felt “disrespected” by Ng.
Convener Eva Chan Sik-chee said the talks were like “playing music to a bull” and called for more parents to join the march, due to start at 2.30pm in Victoria Park and end at government headquarters in Admiralty.
Chan said the talks were no more than a gesture, intended to “turn down the heat” before the protest.