Microchannel heat exchanger group and air conditioning system having same

A microchannel heat exchanger group, comprising

• a plurality of fins, wherein the plurality of fins are arranged in a plurality of rows, and each of the plurality of fins are provided with insertion slots;
• wherein the microchannel heat exchanger group further comprises at least a first heat exchanger and a second heat exchanger, the first heat exchanger comprises a plurality of first flat tubes, the second heat exchanger comprises a plurality of second flat tubes, the plurality of first flat tubes and the plurality of second flat tubes are arranged in a plurality of layers along a length direction of each of the plurality of fins, the plurality of first flat tubes and the plurality of second flat tubes are arranged in a plurality of rows along a width direction of each of the plurality of fins;
• and
• the insertion slots comprise a first insertion slot and a second insertion slot, the plurality of first flat tubes are inserted into the first insertion slot, the plurality of second flat tubes are inserted into the second insertion slot, and the plurality of first flat tubes are separated from the plurality of second flat tubes.