High-performance laboratory centrifuge, driven by a high torque brushless frequency conversion motor, imported European Freon-free compressor unit, speed 300-26500r/min, can fit for various capacities of centrifuge tubes (bottles) such as 2ml, 5ml, 7ml, 10ml, 15ml, 30ml, 50ml, 100ml, 250ml, 300ml, 500ml etc., which can meet the various capacity separation demand. They are commonly used instruments and equipment in the field of medical, scientific research institutes and universities, and enterprise production; KL05R low-speed refrigerated centrifuge and KH20R high-speed refrigerated centrifuge are commonly used in scientific research in institutes and universities, KL05A low-speed centrifuge and KH22R high-speed refrigerated centrifuge are widely used in hospitals; Kaida centrifuges are one of the three designated CHINA AID brands, and the products are exported to Germany, Russia, India, Singapore, Brazil etc. more than 30 countries and regions.