Zonglen mainly produces ultra-low temperature refrigerators, Temperature Forcing Systems (ThermoTST), BenchTop Temperature Forcing System (ATC/TCU), Chiller, HAST/BHAST, ThermoChucks, rapid temperature change boxes, temperature shock boxes, etc., for wafers, chips, optical communication, automotive electronics, lasers, integrated circuits, aerospace, astronomical exploration, battery packs, hydrogen energy, etc Provide a complete set of temperature environment solutions in the manufacturing and