Changshu Haichuan Engineering Equipment Co., Ltd. and Free Factory Rijiu Heavy Industry Machinery Co., Ltd. have strong manufacturing and innovation capabilities. We use highly automated production lines and precision testing equipment to ensure efficient and accurate production processes, and can quickly respond to order requirements. In addition, we have established strict quality control processes, and standardized testing is used from raw material inspection to finished product delivery. The most important thing is that we have a professional R&D team and core technology patents. We constantly adhere to continuous innovation to maintain product competitiveness.
1000
m2+
Facility
120
+
R&D Personnel
30
+
Patent Certificate
10
+
Exporting Countries
Our Core Processes
Changshu HaiChuan Engineering & Equipment Co.,Ltd (HEE), with its own factory named Rijiu Heavy Industry Machinery Co.,Ltd, is a private company having a long tradition, world-wide reputation in the design and manufacturing of marine deck outfittings.
Design & Cutting
Using design tools such as CAD and cutting software for
material cutting and optimization
Machining
CNC lathes, drilling machines, grinders, milling machines and other equipment ensure high-precision machining
Welding & Assembly
Senior welders perform welding and assembly, and the product is gradually assembled and debugged according to the process flow
Polishing and Painting
The surface of the product is finely polished and painted to protect it, ensuring its usability and aesthetics
Certifications
Our goal is to establish long-term relationships with our customers by providing them with reliable products that meet the highest standards in quality and design. We continue to develop new products and refine current designs to meet the needs of our customers.
Hatch-CCS
Kevel Chock-CCS
Manual Winch-CCS
D-Ring -CCS
Rigorous Quality Control System
In the last years, on the course set by the new management, HEE is carrying forward a strict quality control program to
enhance the respect of delivery times, product quality and costs control.
Non-Destructive Testing (NDT)
Rigorous Quality Control System
Non-Destructive Testing (NDT)
Rigorous Quality Control System
Non-Destructive Testing (NDT)
Rigorous Quality Control System
Non-Destructive Testing (NDT)
Rigorous Quality Control System
Non-Destructive Testing (NDT)
Rigorous Quality Control System
Non-Destructive Testing (NDT)
Rigorous Quality Control System
Non-Destructive Testing (NDT)
Rigorous Quality Control System
Raw Material Inspection
Rigorous Quality Control System
Raw Material Inspection
Rigorous Quality Control System
Raw Material Inspection
Rigorous Quality Control System
Raw Material Inspection
Rigorous Quality Control System
Raw Material Inspection
Rigorous Quality Control System
Virtual Factory Tour
HEE offers a complete line of hatches, castings (bitts, kevels, chocks etc.), watertight doors, winches, hoisting tackle,
electric chain block, lever blocks, chain blocks and reduction gearboxes etc.
Recovery volume
HEE and Rijiu have the capabilities to manufacture almost any of your needs for just-in-time delivery anywhere in the world.
The DF-274-5 2 DOG RAISED WATERTIGHT HATCH is a premium marine deck fitting engineered by HEE (Changshu HaiChuan Engineering & Equipment Co., Ltd.), a leading China-based manufacturer specializing in marine and offshore equipment. Designed to address the critical need for reliable water resistance in harsh marine environments, this hatch serves as a protective barrier for deck openings, preventing water ingress, dust accumulation, and corrosion that could damage internal components of vessels, offshore platforms, or port infrastructure.
