Boliu measurement and control has been focusing on the research and development, production and sales of ultrasonic flowmeters and heat (cold) meter series products for nearly 30 years. Has formed to ultrasonic flowmeter products, ultrasonic heat (cold) meter, water treatment and environmental protection automatic control system three industries as the pillar of r & D, manufacturing and domestic and foreign sales system. We have been focusing on industrial, commercial and civil flow measurement technology development and customer needs. Have sufficient case experience in tap water, water treatment, central air conditioning, HVAC, floor heating engineering, cleaning machine, chemical industry, farmland irrigation, aquaculture, hydropower and thermal power plant, aerospace, port, ship, oil and other application industries.