Hong Kong’s No 2 official has failed to win over a leading international business chamber after a meeting over the controversial extradition bill, with officials facing yet another wave of questions.A statement by the American Chamber of Commerce in Hong Kong (AmCham) on Thursday revealed a lack of progress in talks a day earlier with Chief Secretary Matthew Cheung Kin-chung, who sought to allay fears from the business sector.The government is pushing for legislative amendments which would…