Which borders Vietnam, Hekou Yao Autonomous County or Lhasa City?
Hekou Yao Autonomous County The Hekou Yao Autonomous County () is an autonomous county in the southern part of the Yunnan province of China. It is part of the Honghe Hani and Yi Autonomous Prefecture and borders the northern Vietnamese town of Lào Cai. It was apparently known as Zhongcheng () during the Tang dynasty.
Cam Ranh Bay Cam Ranh Bay (Vietnamese: "Vịnh Cam Ranh" ) is a deep-water bay in Vietnam in the province of Khánh Hòa Province. It is located at an inlet of the South China Sea situated on the southeastern coast of Vietnam, between Phan Rang and Nha Trang, approximately 290 kilometers (180 miles) northeast of Ho Chi Minh City (formerly Saigon).