Vietnam coastline is long. At its narrowest point in the central Quảng Bình Province, the country is as little as across, though it widens to around in the north. Vietnam's land is mostly hilly and densely forested, with level land covering no more than 20%. Mountains account for 40% of the country's land area, and tropical forests cover around 42%. The northern part of the country consists mostly of highlands and the Red River Delta. Fansipan (also called as Phan Xi Păng) which is located in Lào Cai Province is the highest mountain in Vietnam, standing high. The Red River Delta
Pang Xi Pang Xi Pang Xi ( 190s–210s) was an official serving under the warlords Liu Yan, Liu Zhang (Liu Yan's son) and Liu Bei during the Eastern Han dynasty of China. Pang Xi was from Henan County (河南縣), Henan Yin (河南尹), which is in present-day Luoyang, Henan. He started his career as a subordinate of Liu Yan, the Governor of Yi Province (covering present-day Sichuan and Chongqing), and held the position of a Consultant (議郎). In 194, Liu Yan's sons Liu Fan (劉范) and Liu Dan (劉誕) allied with the warlord Ma Teng, who launched a military campaign against Li Jue