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DDTOP provides process control instruments and field services for petrochemical, chemical, gas and oil extraction, power, metallurgy, mining, marine industry, etc. Our self-developed, designed and manufactured level and flow instruments have become a well-known brand products widely recognized by domestic and international customers.

Relying on our wide product range in high temperature and high pressure, low temperature, noise, cavitation, large flow, micro flow, severe corrosion and other complex and dangerous conditions, we can provide customers with satisfactory safety solutions and life-cycle safety product services, products in the chemical industry, oil and gas, oil refining, power and related industrial automation process control field in the domestic leading position, our products are also sold to Central Asia, Europe, Southeast Asia and other overseas markets to achieve a good reputation in recent years.