The upgraded Huanggang border crossing between Hong Kong and Shenzhen is due to begin service following about six years of redevelopment. Sources previously said the Huanggang Port Hong Kong Port Area could open as early as September, becoming the city’s second round-the-clock checkpoint. Following the overhaul, the Huanggang checkpoint will no longer serve goods vehicles. The South China Morning Post sets out what users should know about the new arrangements at the expanded port. How can...