Testncal Laboratory is a one-stop for Calibration Services and NABL Calibration Certificates in Bhutan. We have a team of highly qualified professionals who are experienced in their respective fields. Our staff has many years of experience in the field of calibration services and NABL calibration certificates. They are always ready to give you the best service. Our Nabl Calibration Laboratory in Bhutan is equipped with the best equipment and technology. We also provide hospital equipment calibration services in Bhutan. Here pur Services.