Gd Midea Heating & Ventilating Equipment Co., Ltd.

Hefei Midea Heating & Ventilating Equipment Co., Ltd.

Danfeng Long

Yandong Wu

Tiegang Zhang

Min Zhong

A pipeline assembly and an air conditioning system. The pipeline assembly includes a first steel pipe, a second steel pipe, a first copper sleeve and a second copper sleeve, wherein the first copper sleeve is fixed at an end of the first steel pipe, and the first copper sleeve includes a first section sleeved on the periphery of the first steel pipe and a second section extending beyond the end of the first steel pipe; the second copper sleeve is fixed at an end of the second steel pipe, and the second copper sleeve is sleeved on the peripheral side of the second steel pipe; and the second section and at least part of the second copper sleeve are sleeved with and welded to each other.

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FOSHAN, China

Danfeng Long