Question: Are both Karamay and Meihekou transportation hubs?
Related documents: [0]  [DOC] Meihekou () is a city of 600,000 in southwestern Jilin province, People's Republic of China. It is a regional transport hub, connecting three railway lines, all of which are single track, and 2 national highways. The city is also a major lorry transshipment point in the region as it is also the junction of two trunk roads, connected to Liaoyuan in the northwest. The city is administratively a county-level city of Tonghua City. [END] 
[1]  [DOC] Karamay or Kelamayi is a prefecture-level city in the north of the Xinjiang Uygur Autonomous Region, People's Republic of China. The name of the city comes from the Uyghur language, and means "black oil", referring to the oil fields near the city. [END] 
Answer: 
no
no