Founded in 2003, ZSTR is a national high-tech enterprise focusing on refrigeration system integration and high-end equipment manufacturing, integrating R&D and production of refrigeration compressor units, cold storage/cold room engineering design and construction, and global brand equipment supply. ZSTR is committed to providing global customers with efficient, intelligent and green cold chain whole industry chain solutions. As the official authorized partner of Danfoss, Bitzer, Emerson, Carrier and other international well-known brands, the company takes technology authorization as the cornerstone and integrates its independent innovation strength, covering the supply of refrigeration core equipment to large-scale cold storage turnkey engineering services, and has become a benchmark service provider in the global cold chain industry.

The company's main products cover:

1. Intelligent cold storage and cold storage room: customized design, covering -60℃ to 15℃ temperature zone, from 50m³ small and medium-sized cold storage to 100,000 m³ ultra-low temperature cold chain base, providing customized design, construction and operation and maintenance services to meet the needs of fruit and vegetable preservation, medical storage and other scenarios;

2. Quick-freezing tunnel: Independent research and development of ultra-low temperature quick-freezing technology to help food companies lock fresh quality and improve production line efficiency;

3. Industrial refrigeration units: efficient and energy-saving units, suitable for large cold chain projects, leading in stability and energy efficiency; It provides piston type, scroll type, screw type full range of industrial refrigeration compressor units, suitable for wide temperature range from -60℃ to 15℃, with high efficiency and energy saving, intelligent frequency conversion, ultra-low noise and other characteristics, widely used in food freezing, medical storage, chemical refrigeration and other scenes.

Provide one-stop full life cycle services from scheme design, equipment manufacturing, installation and commissioning to operation and maintenance management.

The company has more than 50 national patented technologies, through ISO 9001, ISO 13485 (medical cold storage standards), CE, UL and other global certification, our company has a strict quality control system: the production line is equipped with German Leibold leak detector, automatic helium mass spectrometry detection equipment; With excellent quality and innovative technology, we deeply serve the global 500+ enterprises and participate in a number of national benchmarking projects:

1. Beijing 2022 Winter Olympic Games: Provide ultra-low temperature cold chain guarantee for the food supply chain of the event;

2. Jin Meilang Group: Build intelligent central kitchen cold storage cluster;

3. Coca-Cola China: Customized energy-saving beverage refrigeration system;

4. Pharmaceutical leading enterprises: construction of pharmaceutical cold chain storage system in line with GMP standards.

The company has set up three storage bases and 12 regional sales centers in China, Europe and Southeast Asia, and its products cover more than 80 countries, providing customers with:

1. Quick response: provide fault diagnosis and online guide maintenance within 48 hours;

2. Customized development: Provide non-standard solutions for special industries (such as vaccine cold storage, ultra-low temperature freezing of tuna);

3. Low-carbon upgrade service: Promote CO₂/NH₃ environment-friendly refrigerant technology to help customers achieve carbon neutrality.

We always practice the core values of "professionalism, responsibility and innovation", and ensure the stable operation of customers' equipment through 24-hour rapid response mechanism and digital remote operation and maintenance platform. In the future, ZSTR will continue to promote green refrigeration technology innovation, help customers around the world to achieve sustainable development goals, and become a trusted cold chain ecological partner.