
Bạc Liêu Province is a province of Vietnam. It is a coastal province, and is situated in the Mekong Delta region of the southern part of the country.

Cà Mau is a province of Vietnam, named after its capital city. It is located in the Mekong Delta of southern Vietnam, and is the southernmost of Vietnam's 58 provinces. It is bordered to the north by Kiên Giang and Bạc Liêu provinces, to the west by the Gulf of Thailand, and to the south and east by the South China Sea.

Dangerous Ground is a large area in the southeast part of the South China Sea characterized by many low islands and cays, sunken reefs, and atolls awash, with reefs often rising abruptly from ocean depths greater than 1000m.

Đồng Tháp is a province in the Mekong Delta and Đồng Tháp Mười region of southern Vietnam. Đồng Tháp is 165 kilometres (103 mi) from Ho Chi Minh City, bordered by Pray Veng Province (Cambodia) in the north with a length of more than 48 kilometres (30 mi); Vĩnh Long and Cần Thơ in the south; An Giang in the west; and Long An and Tiền Giang in the east.

The Hai Yang Shi You 981 standoff, also known as the 2014 China-Vietnam oil rig crisis, refers to the tensions between China and Vietnam arising from the Chinese state-owned China National Offshore Oil Corporation moving its Hai Yang Shi You 981 oil platform to waters near the disputed Paracel Islands in South China Sea, and the resulting Vietnamese efforts to prevent the platform from establishing a fixed position. According to an announcement by the Hainan Maritime Safety Administration of China, the drilling work of the Hai Yang Shi You 981 would last from May 2 to August 15, 2014. On July 15, China announced that the platform had completed its work and withdrew it fully one month earlier than originally announced.

Hậu Giang is a province located in the Mekong Delta region in the southern part of Vietnam. Vị Thanh is the capital.

Long An is a province in the Mekong Delta region of southern Vietnam. The provincial capital is Tân An, and other major districts include Kiến Tường, Bến Lức, Cần Giuộc and Đức Hòa. There are 15 districts within the province.

The nine-dash line—at various times also referred to as the ten-dash line and the eleven-dash line—refers to the undefined and vaguely located demarcation line used by China and Taiwan, for their claims of the major part of the South China Sea. The contested area in the South China Sea includes the Paracel Islands, the Spratly Islands, and various other areas including Pratas Island and the Vereker Banks, the Macclesfield Bank and the Scarborough Shoal. The claim encompasses the area of Chinese land reclamation known as the "Great Wall of Sand".

The Paracel Islands, also known as Xisha Islands and Hoang Sa Archipelago, are a disputed archipelago in the South China Sea.

Rocky Island is one of the Paracel Islands in the South China Sea. It is under the administration of the People's Republic of China and guarded by the PLA Navy. The island is also claimed by Taiwan and Vietnam.

The South China Sea is a marginal sea of the Western Pacific Ocean. It is bounded in the north by the shores of South China, in the west by the Indochinese Peninsula, in the east by the islands of Taiwan and northwestern Philippines, and in the south by Borneo, eastern Sumatra and the Bangka Belitung Islands, encompassing an area of around 3,500,000 km2 (1,400,000 sq mi). It communicates with the East China Sea via the Taiwan Strait, the Philippine Sea via the Luzon Strait, the Sulu Sea via the straits around Palawan, the Strait of Singapore, and the Java Sea via the Karimata and Bangka Strait. The Gulf of Tonkin is both part of the South China Sea, and its shallow waters south of the Riau Islands is also known as the Natuna Sea.

The Spratly Islands dispute is an ongoing territorial dispute between China, Taiwan, Malaysia, the Philippines, Vietnam, and Brunei, concerning "ownership" of the Spratly Islands, a group of islands and associated "maritime features" located in the South China Sea. The dispute is characterised by diplomatic stalemate and the employment of military pressure techniques in the advancement of national territorial claims. All except Brunei occupy some of the maritime features.

Tây Ninh is a province in the Southeast region of Vietnam on the border with Cambodia. Its capital is the town of Tây Ninh.

The South China Sea disputes involve both island and maritime claims by several sovereign states within the region, namely Brunei, the People's Republic of China (PRC), the Republic of China (ROC/Taiwan), Indonesia, Malaysia, the Philippines, and Vietnam. An estimated US$3.37 trillion worth of global trade passes through the South China Sea annually, which accounts for a third of the global maritime trade. 80 percent of China's energy imports and 39.5 percent of China's total trade passes through the South China Sea. China’s actions in the South China Sea have been described as part of China's salami slice strategy.

Vĩnh Long is a province located in the Mekong Delta of southern Vietnam. Its capital is Vĩnh Long. Its population is 1,046,390 and its area is 1,475 square kilometres (570 sq mi).

Woody Island, also called Yongxing Island in People's Republic of China (PRC) and Phu Lam Island in Vietnam, is the largest of the Paracel Islands in the South China Sea (SCS), with an area of 2.1 square kilometres (0.81 sq mi). It has a population of more than 1,000 people, with roads, banks and a "small" air strip. The Paracel Islands are a group of islands, reefs, banks and atolls in the northwestern part of the South China Sea. Woody Island is part of the Amphitrite Group in the eastern Paracels and is approximately equidistant from Hainan and the Vietnam coast.