Dailymotion DIY Conditioner made from Copper Pipes. Inventions for Smart home and Outside Posted: March 25, 2025 | Last updated: March 25, 2025 We advise adult supervision and care at all times ...

Large copper pipe & tube enterprises recorded an operating rate of 73.71% in February, as they barely halted production during the Chinese New Year and had sufficient orders for air conditioner pipes, ...