Li Runxiang and Fang Zhike established Luoyang Zhongyuan Crushing Machine Factory, later renamed as Luoyang Zhongyuan Mining Machine Manufacture Co., Ltd.
Developed the advanced double tooth-roller crusher,strong double tooth-roller crusher and four tooth-roller crusher, and won the third prize of Science and Technology Progress of Henan Province.
JPE strong jaw crusher has been developed to replace imported ones and crushed ferroalloy successfully.
Developed the GY750-300 high-pressure briquetting machine and then formed a series of ones, and held about 80% domestic market share.
Developed and produced a new type of double and four roller crushers, which were with wear-resistant and hard-surface smooth rollers.
Designed，manufactured and installed an iron powder production line for WISCO, which has been in operation till now and successfully promoted to many steel groups, such as RIZHAO Steel, AN Steel, TISCO, HANDAN Steel, and etc.
Developed PE(T) jaw crusher for carbon industry to replace the large hydraulic press, and successfully launched PE900 x 1200 jaw crusher.
A new type of 4PGYQ1210 four roller crusher has been successfully developed， which has been recognized in the metallurgical and sintering industry.
Successfully developed GY1200- -800 high-pressure briquetting machine with roller diameter of 1200mm, which has been operated in Rongcheng Steel till now.
Developed high-pressure grinding rolls, intensive mixer, compound crusher and other new products.
Super high-pressure briquetting machine with line pressure of 20t/cm was developed and put into production.