SK company dive in the study of Sonar technology, actively explore the technology and apply it to the industry automation control field. Three new products have been widely used in kinds of market, the two-wire external liquid level indicator, the four-wire external liquid level indicator and external liquid level switch. All these three products' capability has reached the international standard. Especially the two-wire external liquid level indicator is the first type in the world.

We based on the customers requirement, provide the high quality product and service, aim to improve customer satisfactory and create the most value for our customer. In line with the concept of integrity, specialty and efficient, human cencerted, self-independent innovation. Dedicated to be the influential high tech enterprise in the industry automation control field in China.