Staff in full-body protective gear killed chickens, pigeons and other birds at a temporary wholesale poultry market by stuffing them into a bin filled with carbon dioxide.
Chicken vendor Chan Shun-kuen said it was too early to estimate losses as the government had yet to an**unce when trade will resume, but she supported the move.
"Safety comes first," Chan said.
"**w we are starting from scratch and making sure everything is clean and hygienic. I support the government´s decision.
"The first k**wn human case of the H7N9 strain was reported in mainland China in March 2013, the World Health Organisation says.