About Liangfa
Our Factory
Tianjin Liangfa Technology Co., Ltd. is a high-tech enterprise specializing in the R&D, design, manufacturing, sales, and service of valves. Established in 2014 and headquartered in the Beichen Valve Industrial Cluster in Tianjin, China, the company has a registered capital of RMB 25.8 million. Focused on the field of industrial fluid control, the company is dedicated to providing global customers with high-performance, highly reliable valve products and systematic solutions.
The company’s core product portfolio includes electric and pneumatic actuators; various butterfly valves (wafer, flanged, lug, marine, electric, pneumatic, stainless steel, desulfurization, and extended-stem types); and other industrial valves such as gate valves, globe valves, check valves, and ball valves. Leveraging independent R&D capabilities, precision casting processes, CNC machining technology, and a comprehensive assembly and testing system, the company manages the entire production process in-house—from raw material procurement and component machining to product assembly, performance testing, and final delivery—ensuring stable and reliable valve products for its customers.
01
Professional Manufacturing Excellence for High-Quality Valves
Tianjin Liangfa operates a modern production facility covering 5,000 square meters. The plant is laid out according to smart manufacturing standards and features specialized areas such as a physical and chemical testing center, a precision machining workshop, a finished goods warehouse, and a custom machining zone. It is equipped with independent production lines for raw casting storage, CNC machining, and assembly and pressure testing.
The company has established a rigorous quality management system. Every valve undergoes multiple inspection stages—including raw material checks, machining, assembly and commissioning, pressure testing, and final product inspection—enabling full traceability throughout the manufacturing process. Through lean production models and digital management tools, the company ensures consistent performance and reliable service life for every product.
02
Robust Production Capacity Ensuring Stable Delivery
With comprehensive production equipment and mature manufacturing processes, Tianjin Liangfa is capable of rapidly fulfilling large-scale orders. The company boasts an annual aggregate capacity of 100,000 butterfly valve units, with a daily output of over 300 standard butterfly valves, effectively meeting the needs of domestic and international customers for bulk procurement, project integration, and customized solutions.
The company continuously optimizes its supply chain and production processes, enhancing production efficiency while ensuring product quality. It provides efficient and reliable supply assurance to customers across sectors such as electric power, chemicals, water treatment, oil and gas, shipbuilding, and environmental engineering.
03
Serving the Global Industrial Sector and Driving Continuous Technological Innovation
Tianjin Liangfa steadfastly adheres to a development philosophy of "technological innovation, quality first, and customer-centricity." The company consistently increases investment in R&D and actively explores the integrated application of green, energy-saving valve technologies and intelligent control systems. Guided by market demand, it continuously improves product performance, manufacturing processes, and service capabilities to deliver smarter, more energy-efficient, and highly effective industrial fluid control solutions.
Looking ahead, Tianjin Liangfa will continue to deepen its presence in the industrial valve sector. Leveraging advanced manufacturing capabilities and a professional service system, the company is committed to becoming a leading global provider of industrial valve solutions, creating long-term value for customers and contributing to industrial upgrading and green development.
Product Application
Tianjin Liangfa specializes in the field of industrial fluid control. Its comprehensive range of butterfly valves and associated products serves industries such as municipal engineering, petrochemicals, power generation, fire protection, metallurgy, food and pharmaceuticals, marine, and HVAC, meeting diverse operational requirements including fluid shut-off, regulation, diversion, and control.
Municipal Water Supply, Drainage & Sewage Treatment
Soft-seated and telescopic butterfly valves; widely used in water supply networks, sewage treatment plants, and reclaimed water systems, offering reliable sealing and stable operation.
Petrochemicals
Stainless steel, metal-seated, and PTFE-lined butterfly valves; suitable for transporting acidic, alkaline, high-temperature, and corrosive media.
Power Generation & Desulfurization/Denitrification
Desulfurization and extended-stem butterfly valves; suitable for flue gas treatment, circulating water, and steam piping systems.
Fire Protection Engineering
Fire protection and signal butterfly valves; widely used in commercial buildings, industrial facilities, and fire water supply systems.
Metallurgy & Mining
High-temperature resistant and wear-resistant rubber-lined butterfly valves; suitable for slurry transport and high-temperature applications.
Food & Pharmaceuticals
316L sanitary-grade stainless steel butterfly valves; suitable for food, beverage, pharmaceutical, and purified water systems.
Marine & Offshore
Marine butterfly valves; widely used on ships, offshore platforms, and in seawater transport systems.
HVAC & Heating
Electric and thermal-insulated butterfly valves; suitable for municipal heating, central air conditioning, and HVAC piping networks.
Production Equipment
Tianjin Liangfa possesses a comprehensive valve manufacturing infrastructure, equipped with a wide range of specialized machining and testing equipment that ensures end-to-end production capabilities—from component machining and precision manufacturing to final product performance testing. By combining advanced machinery with mature manufacturing processes, the company continuously enhances production efficiency, machining precision, and product consistency, providing a solid foundation for the production of high-quality industrial valves. Key production equipment includes:
- Bushing Tapping Machines: Used for threading critical valve components, ensuring machining precision and assembly stability.
- Medium-to-Large Hydraulic Testing Machines: Used for pressure and sealing performance testing of large valves, ensuring products meet the requirements of high-pressure operating conditions.
- Small Hydraulic Testing Machines: Suitable for testing small-to-medium valves, enabling rapid and efficient pressure and leakage testing.
- Drilling Machines: Used for drilling valve bodies and components, enhancing machining efficiency and dimensional accuracy.
- Valve Seat Tapping Machines: Dedicated to threading valve seats, improving the machining quality of critical areas and ensuring valve sealing performance.
- Electric Threading Machines: Enable efficient threading of pipe fittings and valve connection points, boosting production efficiency.
- CNC Machine Tools: A range of CNC machining equipment used for the precision machining of valve bodies, discs, and core components, ensuring dimensional accuracy and manufacturing consistency.
Leveraging this comprehensive equipment setup and a rigorous production management system, Tianjin Liangfa continuously optimizes its manufacturing processes. By implementing quality control across the entire lifecycle—from machining and assembly to testing—the company delivers industrial valves characterized by stable performance and reliable quality.
Our Service
Tianjin Liangfa consistently prioritizes customer needs, maintaining a comprehensive service system that covers pre-sales, in-sales, and post-sales stages. We provide one-stop industrial valve solutions, ranging from product selection, solution design, and production delivery to long-term maintenance.
01
Professional Pre-sales Technical Services
Tianjin Liangfa boasts a professional technical team dedicated to providing comprehensive valve selection and application support. Based on parameters such as pipeline specifications, conveyed media, operating temperatures, pressure ratings, and explosion-proof requirements, our engineers offer expert selection advice and match the most suitable products—such as worm-gear, electric, or pneumatic butterfly valves—to the specific application.
We also provide services including selection calculations, operating condition analysis, technical solution design, custom 3D drawings, and compatibility assessments for pressure, temperature, and media. Quotations and detailed technical specifications are provided free of charge. OEM/ODM customization services are available to meet unique project requirements.
02
In-sales Production and Delivery Services
From order confirmation to final delivery, Tianjin Liangfa implements end-to-end production tracking. We provide timely updates on production progress—including raw material procurement, machining, assembly, pressure testing, and quality inspection—ensuring customers stay informed about their order status in real-time.
Standard butterfly valves typically have a lead time of 15–20 days, while custom non-standard products require 30–50 days. We offer flexible delivery options, such as batch shipments, full-container packaging, and export support, tailored to project needs. For overseas clients, we assist with fumigation, customs documentation, and logistics coordination, ensuring safe and timely delivery to the designated location.
03
Lifetime After-sales Support
Tianjin Liangfa has established a robust after-sales service system to provide long-term technical support and product assurance:
- Rapid 24/7 response service nationwide, with 48-hour remote technical support available for overseas clients;
- A 12-month quality warranty on standard butterfly valves and intelligent electric butterfly valve control systems;
- Free online guidance for installation, commissioning, and operation; on-site technical support from professional engineers is available for large-scale overseas projects;
- Regular follow-ups and maintenance recommendations based on equipment performance, helping customers reduce operating costs and extend the service life of their valves.
Leveraging professional technical expertise, rapid delivery responses, and comprehensive after-sales support, Tianjin Liangfa consistently provides global customers with an efficient, reliable, and worry-free industrial valve service experience.
News Recommendations
