Venttech is a company engaged in refrigeration equipment development, design, production, sales and installation of high-tech enterprises. In the early 21st century, Venttech set up factory in Shanghai and adopt foreign advanced technology. Venttech has more than 15 years experience in developing refrigeration equipment such as water chillers, cooling towers and dry coolers. Till now, our refrigeration equipments have exported to more than 30 countries.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.

Established in 1996,Shanghai Changlong Industrial Equipment Co.,Ltd. is an enterprise specialized in sterilizer equipment, including designing and researching various series of plate type(tubular) heat exchangers,plate type (tubular) whole set sterilizer units, ice cream whole set equipment, concentrators,degassing units,tanks and vessels etc,.providing a chain of services including design,manufacturing,installation,commissioning and training etc.for the equipment and projects.