The massive structure on the outskirts of the Xian, the capital of the northern province of Shaanxi, looks like a chimney. But instead of pumping out billows of black smoke, like the towers rising from factories around the region, it blasts out the kind o รายละเอียด...
Giant air purifier in Xian
เผยแพร่: โดย: MGR Online
กำลังโหลดความคิดเห็น
