Last Update January 23, 2024


  • Aircraft, Helicopter, UAV, Spacecraft & related equipment
  • Composites, Plastics & Rubber
  • Military, Tactical, Logistic Support Vehicles & related equipment

COTECH, Inc. has been established since 2002. It is an employee-owned company with experienced engineers having expertise in the system integration, design, tooling and manufacturing for aerospace and commercial composite systems.

President, Dr. Ong, Ching-Long was the Deputy General Director of Aeronautical Research Laboratory of Chugn-Shan Institute of Science and Technology (CSIST) and has more than 40 years of experience in the composites design, manufacturing and system integration. He was also the Program Director of the SMART (Sub Millimeter Array Radio Telescopes) Program, and Nutator and FESV Projects of ALMA program and had successfully integrated and completed these projects. He is the Founder of SAMPE Taiwan Chapter and a SAMPE FELLOW (2002).

COTECH has been certified to ISO 9001-2008, TS-16949, AS-9100C, and NADCAP Composite Special Processes. COTECH always insists on excellent quality, on-time delivery and in-time service at competitive price to satisfy our customers.


COTECH has the ability to design, develop, and manufacture aerospace & defense industries related products. We are well experienced in design and manufacturing of UAV (drone) airframes. COTECH has equipped with a 1652 square meter of class 10,000 clean room, which was audited and qualified by AS-9100C aerospace quality system on May 2013. In addition, COTECH has been NADCAP certified on May 2015. COTECH owns bullet-prove and explosion-prove technology for manufacturing personnel protective panels for Infantry Armor Vehicles.


  • 21,Jing 1st Road.,Chung Kang Export Processing Zone, Wu Ci,, Taichung 43541, Taiwan
  • +886-4-2659-5211 ext.611
  • +886-4-2659-5198
Add to favorites