1999 年，春龙集团开发出具有自主知识产权的 CLKZ系列工控软件，应用于 windows95 平台，借助计算机软件实现螺栓拧时扭矩、角度值的精准控制。

　　Chunlong Group developed CLKZ series main control software with independent intellectual property rights in 1999, which is applied in windows95 platform. The precise control of torque and angle value is done by computer software in tightening bolts.