Calibration Group is part of the T-ALL Inspection, established in 2013 with a registered capital of 50 million yuan. It has grown to become the largest and strongest integrated measurement and testing technology service company in China's oil service industry. Currently, laboratories have been set up in Iraq in the Middle East and Kazakhstan in Central Asia to carry out international services, making it the first third-party measurement and testing agency in the Chinese oil service sector to go international.

Integrated Metrology Technical Services are based on customer needs, for enterprises and institutions to carry out management consulting, metrology asset operation and maintenance, qualification certification consulting, training, human resources and intelligent testing information management system services, providing one-stop package services.

Measuring instruments testing/calibration is to test/calibrate the measuring instruments of enterprises and institutions according to the requirements of verification regulations and calibration norms. The metrology and testing Branch, with its professional metrology and testing technical capabilities, provides technical basis for the quality management and quantity traceability of enterprises and institutions, helps enterprises in various industries to enhance their competitiveness and achieve the quality control of the product life cycle. Measurement and Testing Branch is the industry's leading third party measurement and testing calibration institution.

Lightning protection testing is a regular testing activity for all public places. In order to ensure the safety of the environment and reduce the incidence of lightning strikes and other indirect public safety events, enterprises and public places must carry out lightning protection testing regularly. Our company provides customers with standardized, scientific and fair lightning protection testing services.