| 1968 |
Designed the first centerless grinding machine RC-10 and started to manufacture and sell. |
| 1972 |
Paragon Machinery Ltd. was officially established. |
| 1972 |
Announced RC-12 and RC-18 centerless grinding machines and GU-20 universal cylindrical grinding machine. |
| 1972 |
Expanded export business of RC-12 and RC-18 centerless grinding machines. |
| 1982 |
Announced RC-14, RC-16 and RC-20 centerless grinding machines. |
| 1983 |
Announced RHC-500, 620, 630 high speed centerless grinding machines(heavy-duty). |
| 1984 |
Announced hydrostatic bearings of grinding spindle and applied on universal cylindrical grinding machine and centerless grinding machine. |
| 1986 |
Announced RIG-150 serial internal grinding machine. |
| 1987 |
Announced GU-32 serial and CNC cylindrical grinding machine. |
| 1989 |
Expand the second factory with 6000 square meters at Dongping Rd., Taiping City, Taichung county. |
| 1990 |
Announced CNC centerless grinding machine. |
| 1991 |
Announced CNC internal grinding machine. |
| 1994 |
Main office and plant move to Dongping plant. |
| 1994 |
Announced CNC cylindrical grinding machine. |
| 1995 |
Progressed technique cooperation with Sun Yat-sen Sresearch Institute and analyzed the mechanism rigidity vibration of every serial product. |
| 1998 |
The whole serial products of internal grinding machine, centerless grinding machine and CNC cylindrical grinding machine were approved by the German SGS verification, and acquired the CE safety Certificate, MD, LVD and EMC Certificate. |
| 1999 |
Cooperated with Sun Yat-sen Science Research Institute and Chung Yuan Christian University, successfully developed the first internal & cylindrical compound grinding machines in Taiwan. |
| 1999 |
Suffered 921 earthquake disasters, one of the workshops and office collapsed. The recovering work was done within one month. |
| 2000 |
Developed CNC centerless grinding machine compounding with automatic loading and unloading device, on-line automatic measurement and automatic compensation system. |
| 2000 |
Announced Taiwan first CNC GT-600 grinding machine special designed for aircraft turbo-engine Vane entrusted by Singapore Aerospace Industry Company. |
| 2001 |
Announced RHC-630CNC heavy-duty centerless grinding machine and distributed to bearings manufacturing and adopted by Taiwan Tung Pei Industrial Co., Ltd. |
| 2002 |
Announced NC humanized-machine internal grinding machine and adopted by Foxcnn Electronics Inc in China. |
| 2002 |
Developed CNC centerless grinding machine combining FANUC ROBOT automatic loading/unloading whole time producing system. |
| 2002 |
Start to provide the world-wide famous auto parts supplier, Delphi India, CNC angular grinding machine. |
| 2003 |
Cooperated with Sun Yat-sen Science Research Institute and Chung Yuan Christian University to fulfill the development of high speed CNC internal grinding machine combining with linear motor. |
| 2003 |
Purchased Mitsui Seiki super precise CNC machine center, Zeiss coordination measuring machine, vertical CNC grinding machine and compound lathe, etc equipments. |
| 2003 |
Acquired the ISO9001 certificate of international quality management system. |
| 2004 |
Suffered the historic calamity of 72 flood disaster and had nevertheless recovered within 4 months, the first grinding machine was sold finally. |
| 2005 |
Finished the development of CNC internal grinding machine integrating auto FANUC ROBOT manipulator and the online auto measurement whole time producing system. |
| 2005 |
RHC-630CNC acquired the symbol of excellence awarded by the Ministry of Economic Affairs of Taiwan. |
| 2006 |
Moved to Tanzi new plant of 16500 square meters equipped with brand new air condition. |
| 2006 |
Announced new technique of hydrodynamic and hydrostatic hybrid bearing, and applied on CNC cylindrical grinding machine. |
| 2007 |
Announced RTG-100CNC and RTG-215CNC twin-spindle compound grinding machines. |
| 2007 |
Announced GUH/GAH-3540CNC and GUH/GAH-3580 CNC angular cylindrical grinding machine (heavy-duty type). |
| 2008 |
Announced GA/GU-2020CNC angular / plunge cylindrical grinding machine (mini type). |
| 2009 |
Lanuched the budget quality NC series of Centerless grinder. |
| 2009 |
Announced hydrostatic box-style closed-type sliding way. |
| 2009 |
Announced Ultra GU-3250CNC polygon grinder for non-round and eccentric parts grinding. |
| 2010 |
Finished the development of RHC-650CNC high-speed centerless grinder (heavy-duty) , GAH/GUH-35100CNC angular/plunge cylindrical grinder (heavy-duty). |
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