| GMD | Map |
| Language | English & Chinese |
| Classification | R7940s 5 |
| Publisher | Hong Kong, Hong Kong : Survey and Mapping Office, Buildings & Lands Dept, 2017 |
| Subject | Beaufort Island (Lo Chau)螺洲Lo Chau Mun螺洲門Heung Ngam響巖Miu Pui廟背Tung Lau東樓 |
| Series | HP5C |
| Description | Map; 76 x 87 cm |