Tresna - A Global Measuring Instrument Manufacturer Providing ODM / OEM Solutions.
With over 20 years of leadership and service to mechanical and technical industries throughout the world; Tresna has been a continuous symbol of leadership and dependable service in the manufacture of finely calibrated precision measuring instruments. You can trust and be comfortable with a Tresna precision measuring instrumentâ€™s accuracy as we are certified by the CE (CONFORMITE EUROPEENNE), ISO9001, ISO-14001 and ISO-10012. The majority of our tools and instruments meet or exceed accuracy and performance requirements of GB/T - China Specifications and all other known international specifications. If you are in the market for calipers, micrometers, indicators or any one of hundreds of measuring instruments, there is a Tresna Instrument to meet your needs. You can depend on Tresna for the highest of quality and precision measuring instruments.