Qingdao Chengyang Baolong City Plaza-Xincheng Second-hand Goods Recycling Old Treadmill. This merchant can provide air-conditioning recycling services, mainly recycling second-hand air-conditioners, central air-conditioners, cranes, window machines, cabinets, hanging machines, multi-units, and refrigeration equipment. We integrate packaging refrigeration equipment to recycle air-conditioners and central air-conditioners. Come and open the door.