2007 年，公司开发的车辆箱体支腿举升试验机，通过计算机系统控制驱动装置和液压工作站工作，可分别对车辆厢体支腿进行不同尺寸距离的伸缩和承重载荷变化的试验，测试数据精准。专利号：ZL 2007 20029476.3。

　　Chunlong Group developed Channeling Landing Leg Tester in 2007, the computer system of which controls drive device and hydraulic work station to test different extension size and load fluctuation separately. The test data is guaranteed to be accurate. Patent No.: ZL 2007 20029476.3.