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Technical Strength & Innovation Capability

Outstanding technical expertise and relentless innovation drive industry-leading solutions.

Quality Control & Reliability Integrity

Rigorous quality control and reliability assurance ensure long-term product performance.

Customer Service & Solution Capability

Customer-centric service and tailored solutions enhance overall satisfaction.
ChengYingYi Energy is a world-leading provider of integrated cryogenic system solutions.
CYY Energy has long been committed to the field of cryogenic technology, specializing in R&D of cryogenic processes, as well as the design, manufacturing, and integrated services of cryogenic equipment. As a world-class supplier of turnkey cryogenic system solutions, the company provides air separation plants, natural gas liquefaction units, low-temperature chemical applications, and industrial gas production systems.

With advanced technology and a rigorous quality management system, our products and services have reached over 50 countries and regions worldwide, earning the trust and recognition of our customers.
  • 30+
    Years 
    Experience
  • 500+
    Projects
  • 50+
    Export Country
GLOBAL ENERGY SOLUTIONS PROVIDER WITH BUSINESS COVERAGE IN OVER 50 COUNTRIES
 
▶ 1000+ Happy Customers
High-efficiency, safe gas & storage solutions with customization for industrial energy needs.
We specialize in the R&D and production of gas cylinders, air separation plant, and storage tank equipment, delivering high-efficiency, safe, and customizable energy solutions tailored to industrial needs. With cutting-edge technology and reliable quality, we are committed to creating lasting value for our clients. For product details or customized services, feel free to contact us!
PRODUCT CLASSIFICATION
 
Economy is more affordable
<h3><span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family:Poppins;">Air&nbsp;Separation&nbsp;Plant</span></span></span></h3> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
<h3><span style="font-size:16px;"><span style="font-weight:400;"><span style="font-family:Poppins;">LNG&nbsp;Liquefaction System</span></span></span></h3> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
<div><span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family:Poppins;">PSA &amp;&nbsp;</span><span style="font-family: Poppins;">VPSA</span></span></span></div>
<span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family:Poppins;">Chemical&nbsp;Cold&nbsp;</span><span style="font-family: Poppins;">Box</span></span></span> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
<span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family:Poppins;">Cryogenic&nbsp;Storage Tank</span></span></span><br> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
<div><span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family: Poppins;">ISO Tank</span></span></span></div> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
<span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family:Poppins;">Cryogenic Dewar</span></span></span><br> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
<div><span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family: Poppins;">Vaporizer</span></span></span></div> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
<span style="font-weight:400;"><span style="font-size:16px;"><span style="font-family:Poppins;">Cryogenic&nbsp;Liquid Pump</span></span></span><br> <link href="https://fonts.googleapis.com/css?family=Poppins" rel="stylesheet" type="text/css">
Hot Product
Cryogenic Liquid Storage Tanks
A specialized pressure vessel for ultra-low-temperature liquids (e.g., LNG, LN₂, LO₂), featuring vacuum-insulated double walls or advanced materials to ensure stable storage and minimize boil-off gas (BOG).
  Safety – Cryogenic-grade materials & pressure relief systems
  Efficiency – Superior vacuum/multi-layer insulation reduces heat ingress
  Scalability – Industrial-capacity design cuts logistics costs
  Sustainability – Low energy loss enhances clean energy (e.g., LNG) adoption
  Durability – Corrosion-resistant construction for extended service life
READ MORE
We specialize in industrial, specialty & electronic gases, delivering expert solutions across industries.
Gas cylinders are crucial for safely storing and transporting compressed gases, featuring 
high-strength materials and pressure relief devices for reliable safety, efficient convenience, and versatile applications; their standardized design enables easy transport/storage and refillable use to meet diverse needs including industrial gases, medical oxygen, and specialty gases across industries, healthcare, and research fields.

Long-term collaborations with industry leaders worldwide
  Cutting-Edge Technology
Leading expertise in air separation, natural gas processing, and PSA solutions.
  Advanced Manufacturing
Smart production & strict quality control ensure precision and reliability.
  End-to-End Service
Global sales network + dedicated after-sales support for seamless operations.
One Cold Box Exported to Algeria, Successfully Loaded on September 27

Our company successfully exported one cold box to a customer in Algeria. It was loaded on September 27, with subsequent shipment proceeding as planned.

Pressure Regulator Set Successfully Shipped to Malaysia

Our pressure regulating device for Malaysia (5 pieces in 1×20GP container) was successfully loaded on August 22. After passing factory and pre‑shipment inspections, the shipment has now entered the logistics phase and is scheduled to depart for Malaysia shortly per the shipping schedule.

Malaysia Filling System Project – Containers Loaded on Jul 29–30

The complete filling system (4 pumps, 3 vaporizers, 1 valve handler) for a Malaysia customer was container-loaded on Jul 29–30 and shipped via 2×40HQ+1×20GP, marking a smooth delivery progress.

Get Your Customized Tech Proposal & Detailed Quotation Now!
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CONTACT US

Telephone

+86-153-9713-0007

Email

info@cyyenergy.com

Website

www.cyy-energy.com
​Copyright © 2025 Hangzhou ChengYingYi Energy Technology Co.,Ltd. All Rights Reserved.

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1003 room, No.1 building, China Ting Industiral Complex, No. 56-1 Beisha East Road, Linping District, Hangzhou, Zhejiang Province, China, 311103