Jiangsu Chengsen Jiaze Energy Technology Co., Ltd.

Piva's products and systems have unparalleled durability and reliability, and are more efficient and convenient when repairs or services are required. The company provides all brands of welded insulating gas cylinders, maintenance and restoration of various types of storage tanks, and provides daily maintenance of various types of systems, pipelines and other types of cryogenic equipment.
The company has a first-class after-sale maintenance service system to ensure the efficiency and quality of after-sales and maintenance. Our repair facilities can quickly update the design and manufacturing process of the latest equipment to meet your requirements for ensuring your repairs and keeping your equipment running smoothly.
Welding insulation cylinder repair and inspection
The company has two maintenance centers, one for welding insulated gas cylinders manufacturing center and one for welding heat-insulated cylinder repair center with 750m2. Both service centers have technicians with comprehensive technical support and advanced equipment. They can repair welded gas cylinders imported into the factory to meet new bottle standards. Our flexible repair service can meet any customer requirements!
The company and special inspection institute are strategic partners and can provide low-cost, formal and efficient testing services for customers. And can form a one-stop service with the maintenance services provided by the company.
Cryogenic liquid tank maintenance, testing, calibration
In the company's factory area, your tank will be professionally and efficiently diagnosed and repaired at the first time, restoring the tank to a new level. The company and the Special Inspection Institute are strategic partners that not only provide testing services to customers, but also provide calibration services for tank valves.
Home repairs and services
The company's experienced field service technicians can handle on-site repairs and maintenance, and can start and arrive in a short time. Our on-site service specialists can repair almost all on-site cryogenic equipment, providing on-site services including: helium leak detection, vacuum inspection, repair, and valve replacement maintenance services.

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  Before and after pickling
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  Horizontal bottle, large tank vacuum heating system
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  Imported Helium Mass Spectrometer Leak Detector
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  High-precision vacuum gauge
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  Valve instrument test bench
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  Custom cylinder polisher
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