Hongkongers can present either their identity card or home return permit at the revamped Huanggang border checkpoint instead of both documents under the latest agreement with mainland Chinese authorities, the security minister has revealed. Secretary for Security Chris Tang Ping-keung announced the measure after a drill at the crossing involving more than 20,000 civil servants on Saturday. “Residents using e-channels to enter the mainland or return to Hong Kong can use the Hong Kong identity...