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Professional Marine Valves & Equipment Manufacturer

Since 2005, Qingdao Hisea Machinery Equipment Co., Ltd has been a leading manufacturer and exporter of high-quality marine valves, butterfly valves, air vent heads, strainers, and marine machinery equipment. Compliant with JIS, DIN, and GB/T standards.

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Trusted Since 2005

Qingdao Hisea Machinery Equipment Co., Ltd is one of the professional marine valves, air vent head, and butterfly valves manufacturers and exporters in China. We specialize in JIS marine valves, DIN marine valves, GB/T marine valves, and air vent heads.

We supply a full range of stop valves, check valves, gate valves, hose valves, storm valves, butterfly valves, and more. With reliable quality, competitive pricing, and first-class service, our products are exported to Japan, Korea, Singapore, Indonesia, Malaysia, Thailand, Myanmar, Turkey, Dubai, and across the globe.

20+

Years Experience

50+

Global Markets

Marine Valve Manufacturing

Our Products

Comprehensive range of marine valves and equipment designed for durability, safety, and performance in harsh marine environments.

Marine Cast Iron Gate Valve

Marine Cast Iron Gate Valve

JIS F7364 10K

Cast Iron
Marine Cast Iron Globe Valve

Marine Cast Iron Globe Valve

JIS F7307 10K

Cast Iron
Marine Cast Steel Hull Angle Valve

Marine Cast Steel Hull Angle Valve

JIS F7350 10K

Cast Steel
Class 150 Bronze Gate Valve

Class 150 Bronze Gate Valve

B2026 5K/10K

Bronze
Marine Niikura Air Vent Head

Marine Niikura Air Vent Head

53-ON 5K

Air Vent
Marine Cast Steel Quick Closing Valve

Marine Cast Steel Quick Closing Valve

JIS F7399 5K/10K

Cast Steel
Marine Cast Steel Angle Storm Valve

Marine Cast Steel Angle Storm Valve

JIS F3060R 5K/10K

Cast Steel
Marine Cast Iron Can Water Filter

Marine Cast Iron Can Water Filter

JIS F7121 5K/10K

Strainer
Marine Pressure Vacuum Relief Valve

Pressure Vacuum Relief Valve

Marine Safety Valve

Safety
Marine Semi-Rotary Hand Pump

Semi-Rotary Hand Pump

Manual Marine Pump

Pump
Marine Cast Iron Foot Valve

Marine Cast Iron Foot Valve

Suction Line Valve

Cast Iron
Marine Cast Iron Deck Stand Valve

Marine Cast Iron Deck Stand Valve

Deck Mount Valve

Cast Iron

Why Choose Us

We are committed to becoming a world-class one-stop supplier of marine equipment, valves, and spare parts.

Qualified Products

All products meet international standards including JIS, DIN, and GB/T. Certified for marine applications.

High-End Equipment

Advanced production facilities and precision machinery ensure consistent quality and performance.

Reliable Quality

Stringent quality control at every stage of production ensures durability and safety.

Professional Service

Dedicated team providing technical support, fast response, and global logistics.

2005

Founded

50+

Countries Served

1000+

Products

99.8%

Customer Satisfaction

Frequently Asked Questions

What standards do your marine valves comply with?

Our marine valves comply with international standards including JIS (Japanese Industrial Standards), DIN (German standards), and GB/T (Chinese national standards).

Do you offer OEM/ODM services?

Yes, we provide OEM and ODM services. Our engineering team can customize valves and equipment based on your specifications and drawings.

What is your production capacity?

We have advanced manufacturing facilities with high production capacity, capable of fulfilling large orders efficiently and on time.

How do you ensure product quality?

We implement strict quality control procedures throughout the production process, including material inspection, in-process checks, and final testing before shipment.

What are your main export markets?

Our products are exported to Japan, Korea, Singapore, Indonesia, Malaysia, Thailand, Myanmar, Turkey, Dubai, and many other countries worldwide.

Get in Touch

Contact us for product inquiries, technical support, or partnership opportunities.

Contact Information

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