The characteristics of medical stone as a mineral

Maifanshi constituting maifanite genus volcanic rocks, volcanic minerals are mainly. Maifan Stone is believed to be buried in the volcanic volcano from 5,000 to 75,500 years ago. It is formed by the acidity of the volcanic high-humidity, hot sprin

LED explosion-proof lighting standards have gradually landed

At present, the relevant standards of the LED industry have been gradually put into use, with reference to these standard industries to do market regulation and drive the development of the industry. The country's policies that have a greater impact on the LED industry mainly come from two

SUV turns on "mini" blue sea

SUV turns on "mini" blue sea â–  The main character Buick's first domestically produced SUV, Angkola ENCORE, officially showed itself to young consumers. On Wednesday, Ang