Since the company was established in 1998, ConST Instruments Technology Inc. has developed into a leading manufacturer of high-quality calibration and measuring instruments with the strict quality control system and excellent after sales services. Throughout our growth, we could provide full set of solutions for pressure calibration applications. Our Comprehensive product range includes Automated Pressure Calibrators, Precision Pressure Calibrators, Precision Digital Pressure Gauges, Multifunction Process Calibrators, Multifunction Temperature Calibrators, and various Pressure test pumps and hand pumps. ConST have been Certified in accordance with the ISO 9001:2008 quality standard. Our Customers are from wide range of industries, such as oil and gas, metal and mining, power and energy, aviation and automotive, manufacturing and calibration laboratories. We will always maintain the customer-oriented approach in all phases of product development, manufacturing, quality control and after sales service.