Which part of Beijing does Langfang belong to?

Langfang does not belong to Beijing. Baidu map shows that Langfang is a prefecture-level city in Hebei Province, located in the east of central Hebei Province, between Beijing and Tianjin, and is known as the "Pearl on the Beijing-Tianjin Corridor". It's near the Sixth Ring Road in Beijing. Langfang has Guangyang District, Anci District, Gu 'an County, Yongqing County, Xianghe County, Dacheng County, Wen 'an County, Dachang Hui Autonomous County, Bazhou City and sanhe city. Langfang is rich in natural and cultural resources, including nature reserves, scenic spots and forest parks. Besides, Langfang is one of the important industrial bases in China. Its main industries include emerging industries such as electronic information, new energy and new materials, as well as traditional industries such as food processing and furniture manufacturing.