Core Viewpoint - Beidou Xingtong (002151) focuses on satellite navigation chips, antennas, and location data services, with the highest revenue contribution coming from the chip business [1] Group 1 - The company primarily engages in satellite navigation chip production [1] - Antennas and location data services are also key components of the company's business model [1] - The revenue distribution indicates that the chip business has the largest share [1]