Maintain and maintain the camera system of 13 wards and connect the camera system of Hai Chau II ward synchronously with the camera system of 12 wards in the district
Maintain and maintain the camera system of 13 wards and connect the camera system of Hai Chau II ward synchronously with the camera system of 12 wards in the district
Maintain and maintain the camera system of 13 wards and connect the camera system of Hai Chau II ward synchronously with the camera system of 12 wards in the district