Stone Yu

Name	:	Stone Yu
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About Stone Yu

Sastar Automatic Valve (Jiangsu) Co., Ltd. is located in Nanjing, covering an area of 5,000 square meters. Sastar was founded in 2015. For many years, we have been committed to the research and development, production, sales and service of pneumatic control valves, electric control valves, ball valves, butterfly valves, flue gas damper valves, RTO special damper valves, high temperature damper valves and other products, and have been widely recognized by major end users in the industry.

Automatic Damper Valve

Stone Yu05 Jun, 2025Business

Optimize HVAC efficiency with our Automatic Damper Valve. Engineered for precise airflow regulation, energy savings, and durability. Ideal for industrial and residential systems. Explore advanced climate control solutions.Industrial air valves play a vital role in various industries.

Top Electric Control Valves Manufacturer

Stone Yu05 Jun, 2025Business

Discover a leading Electric Control Valves Manufacturer offering energy-saving, ASME-certified valves for industrial automation. Our precision-engineered solutions ensure reliable flow, pressure, and temperature regulation in oil & gas, power plants, and chemical industries.

Trusted Industrial Damper Valve Manufacturer

Stone Yu05 Jun, 2025Business

Leading industrial damper valve manufacturer specializing in durable, high-performance valves for HVAC, power plants, and heavy industries. ISO-certified, 40+ years of expertise, and global delivery. Custom designs to reduce downtime and optimize airflow control.