USB is a serial bus standard connecting computer system and external equipment, and also a technical specification of input and output interface. It is widely used in personal computer and mobile devices and other information communication products, and is extended to other related fields such as ph
2021-04-25changjiang spot Copper price: 66800 yuan / ton, up 350 yuan / ton Oxygen free copper wire (hard): 67960 yuan / ton, up 350 yuan / ton Enameled wire price: 72000 yuan / ton, up 350 yuan / ton A00 aluminum price: 17490 yuan / ton, up 30 yuan / ton Guangdong spot Copper price: 66690 yuan / ton, up 360
2021-04-15changjiang spot Copper price: 66800 yuan / ton, up 350 yuan / ton Oxygen free copper wire (hard): 67960 yuan / ton, up 350 yuan / ton Enameled wire price: 72000 yuan / ton, up 350 yuan / ton A00 aluminum price: 17490 yuan / ton, up 30 yuan / ton Guangdong spot Copper price: 66690 yuan / ton, up 360
2021-04-09changjiang spot Copper price: 66670 yuan / ton, up 1860 yuan / ton Oxygen free copper wire (hard): 67830 yuan / ton, up 1860 yuan / ton Price of enameled wire: 71870 yuan / ton, up 1860 yuan / ton A00 aluminum price: 17500 yuan / ton, up 400 yuan / ton Guangdong spot Copper price: 66570 yuan / ton,
2021-03-08changjiang spot Copper price: 58120 yuan / ton, up 110 yuan / ton Oxygen free copper wire (hard): 59280 yuan / ton, up 110 yuan / ton Price of enameled wire: 63320 yuan / ton, up 110 yuan / ton A00 aluminum price: 15480 yuan / ton, up 120 yuan / ton Guangdong spot Copper price: 57990 yuan / ton, up
2021-02-06