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位于云南省南部的河口瑶族自治县是一座美丽的边疆城市,境内山高谷深,溪河纵横交错,森林植被繁茂,全县森林覆盖率为38.5%,终年无霜。海拔高差悬殊,雨量充沛,高温多湿,土地肥沃,矿产资源丰富,最高海拔2354.1米,最低海拔76.4米,是云、贵、川三省海拔最低点。河口具有进入越南及东南亚各国便捷的水陆交通优势,是中国进入东南亚、南太平洋最近的出海口,是一条最重要、最便捷、最经济的通道。
Hekou Yao Autonomous County, located in the south of Yunnan Province, is a beautiful border city with deep mountains and valleys, criss-crossing rivers and crisscrossed forests, with a forest coverage of 38.5% and no frost throughout the year. High altitude difference, rainfall, high temperature and humidity, fertile land, rich mineral resources, the highest elevation of 2354.1 meters, the minimum altitude of 76.4 meters, is the cloud, Guizhou and Sichuan provinces lowest point. The estuary has the advantages of convenient water and land transportation to Vietnam and Southeast Asian countries. It is the most important, convenient and most economical channel for China to enter Southeast Asia and the nearest sea of the South Pacific.