Sigma Trans Co.

Quality is the key rule of Sigma Trans Co.  Everyone in our company

is familiar with quality assurance terms and methods. The following steps has been run in our company for getting high quality and the clients' satisfaction :

1- Suppliers evaluation.
2- control of raw materials, parts and other inputs.
3- The primary, middle,& final test of all of products (%100).
4- Sampling of products for doing statistical reviews.
5- Calibration and measuring the tools and machineries.
6- Keeping quality terms and conditions for quality assurance.

ISO certification

This unit has inspection to  make better of our systems & products by means of inspection reports of the primary, middle & final tests, our clients' complaint, & the annual evaluation of system & product.


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