Name: Hu Jianhua
Administrative Position: Deputy General Manager

Economic and social benefits of scientific research achievements (technology) production:

1. Responsible for the design of machine tools and key components for the JKM8320 ultra-high-speed CBN follow-up CNC grinder. The project was appraised by the Ministry of Science and Technology of the People's Republic of China in December 2009. The appraisal held that the research and development of the JKM8320 ultra-high-speed CBN follow-up CNC grinder has a high starting point, It is highly innovative, and its overall technology is at the international advanced level. The machine tool won the Chunyan Award at the Nanjing China CNC Machine Tool Exhibition in April 2010.
This model has become a mainstream product of the company, with more than 30 units manufactured and sold each year. 

2. In 2008, he was employed by the National High-efficiency Grinding Engineering Technology Research Center/High-efficiency Grinding Research Institute as an engineer of the High-efficiency Grinding Research Institute. He was mainly responsible for the subject of the National Science and Technology Support Plan: the sub-topic of precision machining equipment and technology for key automotive parts: The main body design and key component design of CNC 8240 follow-up crankshaft journal grinder and CNC 8140 follow-up crankshaft main journal grinder with high-speed and precision special machining equipment and technology for crankshaft.

3. Responsible for the overall design and key component design of the JKM8330 large-scale precision special-shaped composite surface follow-up CNC grinder. The project was appraised by the Ministry of Science and Technology of the People's Republic of China in December 2009. The appraisal believes that the grinder has a high research and development starting point and strong innovation. Its overall technology is at the international advanced level. At present, the machine tool is in normal production in Shaanxi North Power Co., Ltd. of China North Industries Group Corporation, and has made a modest contribution to the cause of national defense.
This model has become a mainstream product of the company. More than 10 units are manufactured and sold each year. 

4. Responsible for the overall design and development of the JKM8320-F ultra-high-speed CBN compound grinding machine. The machine tool adopts advanced follow-up tangent tracking grinding technology. Through the grinding wheel frame feeding X axis and workpiece rotation C axis CNC linkage, to achieve high-speed, high-speed, high-speed cam profile. High-efficiency and high-precision grinding; combined with the full closed-loop control of the end face positioning gauge and radial gauge, high-precision grinding of the outer journal and the journal with grooves; truly realizes one-time clamping to all parts of the entire camshaft Grinding of journals and cam profiles.

5. Overhauled German NAXOS-UNION RHMS450/1250 crankshaft main journal grinder and German NAXOS-UNION KHS500/1500 crankshaft journal grinder for China North Industries Group Shaanxi North Power Co., Ltd.;
Overhauled German KOPP SN2000 CNC camshaft grinder for Shaanxi Diesel Engine Heavy Industry Co., Ltd.;
Prepared a high-speed motorized spindle for the German EMAG SN320 CNC camshaft grinder of Shaanxi Diesel Engine Heavy Industry Co., Ltd.;
Overhauled the German NAXOS-KM630/3250 crankshaft connecting rod journal grinder for Weichai Power Co., Ltd.;
Overhauled the M8280/3000 crankshaft connecting rod journal grinder of Shanghai Machine Tool Plant for Weichai Power Co., Ltd.;
Overhauled American Landis 3L CNC camshaft grinder for Dongfeng Chaoyang Chaochai Power Co., Ltd.;