The Beiben 2638 6×4 knuckle boom crane truck is a multi-functional engineering vehicle that integrates efficient transportation and lifting operations, widely used in logistics, construction, power, and other fields. It is equipped with an XCMG knuckle boom crane, featuring a maximum lifting capacity of 5 tons, a maximum lifting height of 10.3 meters, and a rotation angle of 420°, demonstrating excellent lifting performance. Additionally, the vehicle adopts a 6×4 drive configuration and is powered by a robust Weichai WP10.380E32 engine, ensuring stable operation under various complex working conditions.