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.