Limited manpower, space constraints and cautious diners have led some restaurants to make a “responsible move” by withdrawing from Hong Kong’s new dog-friendly dining scheme, which has drawn about 20 complaints since its launch, the hygiene chief has said.Albert Yuen Yuk-kin, director of the Food and Environmental Hygiene Department, said on Monday that most complaints involved minor issues such as leash length and seating arrangements.A total of 940 restaurants and eateries began allowing...