Hangzhou Chengyingyi Energy Technology Co., Ltd., operating under the brand CYY Energy, is a professional supplier and trading company specializing in cryogenic and natural gas equipment. Based in Hangzhou, China, and established in 2014, the company has grown to employ between 101 and 200 professionals. They provide a comprehensive range of gas industry solutions, including air separation plants, PSA/VPSA oxygen and nitrogen generators, LNG plants, and CO2 recovery liquefaction units.
The company's extensive product portfolio features high-pressure gas cylinders, cryogenic liquid storage tanks, ISO tank containers, and cryogenic pumps. They also supply specialized equipment such as CNG tube trailers, ambient air vaporizers, gas compressors, and medical oxygen concentrators. Their products serve a diverse array of sectors, including steel, metallurgy, oil, chemical, environmental protection, and medicine.
CYY Energy is recognized for its technical design capabilities and mature project management systems. They hold ASME and ISO certifications (including ISO9809-1 and ISO9809-3), ensuring compliance with international quality standards. With over a decade of experience in the gas industry, the company maintains a strong international presence, exporting approximately 60-70% of its output to markets across Asia, Africa, the Middle East, Europe, and the Americas. They are known for partnering with major industry players and offering 24-hour technical support and long-term quality guarantees.
OEM manufacturerOffers OEM services for customized brand manufacturing.
ODM manufacturerProvides ODM design and manufacturing solutions.
Low MOQOffers low minimum order quantity options.
Multi-country exportExported to over 13 countries or regions.
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Long Service Life ASME Standard 50kg/h Electric Water Bath LPG Vaporizer
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Large Capacity Cryogenic Liquid Oxygen Nitrogen Plant Large Air Separation Plant
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High Purity PSA Oxygen Nitrogen Gas Generator for Medical and Industrial and Food Use with Low Price
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New Design High Purity Oxygen and Nitrogen Plant with High Quality
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Acetylene Gas Cylinders for O2 N2 Ar CO2 Helium LNG CNG High Quality
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High Quality New Natural Gas Hydrogen Production Generator Hydrogen Plant Hot Sale
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Full Liquid Air Separation Unit
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Full Liquid for Coal Power Plants air Separation Plant
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LOX LIN LAR LCO2 Cryogenic Pump and Ambient Vaporizer Skid-Mounted Supply Pump Skid Hot Sale
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High Quality Cryogenic Liquid Oxygen Dewar Cylinder Medical Cryogenic Equipment
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Cryogenic Liquid Tank Filling Pump/Cryogenic Liquid Oxygen Transfer Centrifugal Pump
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Customers
GHANI CHEMICAL
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Certifications
ASME
1
American Society of Mechanical Engineers
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Key export market
🇵🇰 Pakistan🇵🇰 Pakistan
🇨🇷 Costa Rica🇨🇷 Costa Rica
🇲🇾 Malaysia🇲🇾 Malaysia
🇧🇩 Bangladesh🇧🇩 Bangladesh
🇨🇴 Colombia🇨🇴 Colombia
🇵🇪 Peru🇵🇪 Peru
🇵🇭 Philippines🇵🇭 Philippines
🇪🇨 Ecuador🇪🇨 Ecuador
🇨🇱 Chile🇨🇱 Chile
🇮🇳 India🇮🇳 India
🇷🇺 Russia🇷🇺 Russia
🇸🇬 Singapore🇸🇬 Singapore
🇻🇳 Vietnam🇻🇳 Vietnam
AfricaAfrica
AsiaAsia
EuropeEurope
North AmericaNorth America
OceaniaOceania
South AmericaSouth America
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Ciyi Group Limited, established in 2009 and based in Zhuhai, China, is a manufacturer and trading company specializing in new solar energy, wind energy, electric motor systems, and batteries. With 11 to 50 employees, the company is dedicated to providing clean energy resources and comprehensive systematic services. Ciyi Group Limited offers a diverse product portfolio including various LiFePO4 batteries (e.g., 12V 100A, 128V 100A), solar panels (Poly and Mono up to 220W), wind turbines (including Vertical Wind Turbines and models like CYX2000), and electric motors (such as the 11KW Electric Motor CY1). The company operates a factory and utilizes advanced international machinery with strict quality control processes to ensure high-quality products. Ciyi Group Limited holds multiple certifications including UL, CE, ISO 9001, TUV, and GSV, underscoring its commitment to quality and international standards. Their products are exported to worldwide markets, including Europe, Africa, America, and Australia, with a strong focus on international trade.
128V, 100A Battery
2V Battery
Electric Motor (CY1-11KW)
LIFEPO4 Pack
2kw Solar System
Poly Solar Panel (CY60W-65W-18P)
Ebike Battery
Lifepo4 12v, 100a Battery
Hangzhou Zhongyi Solar Technology Co., Ltd.
🇨🇳 China
201811-50 peopleTrading Company
OEM manufacturer
ODM manufacturer
Own brand
Patented technology
Shipments
31
Key customer
GENNER DE MEXICO
Key market
Asia
Review
5
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