As a large modern industrial manufacturing country, made in China is already a label that can be seen all over the world. Then product quality control is particularly important, so products of different categories have different implementation standards.

People are paying more and more attention to balcony space, and the functional requirements of balcony windows are getting higher and higher. Broken bridge aluminum doors and windows use thermally insulated broken bridge aluminum profiles and hollow glass, which have the functions of energy saving, sound insulation, noise prevention, dustproof, and waterproof.

Aluminum products are made of aluminum alloy as the main raw materials for daily necessities, industrial supplies. Aluminum alloy is based on aluminum alloy general term. The main alloying elements are copper, silicon, magnesium, zinc and manganese, while the secondary alloying elements are nickel, iron, titanium, chromium and lithium, etc.

In general, the biggest difference between aluminum oxide and electrolytic aluminum is: aluminum oxide is a metal oxide, while electrolytic aluminum is metal aluminum, and aluminum oxide is the raw material for manufacturing electrolytic aluminum, white powder.

After the epidemic re-energized, take a new step Vientiane new.After a year of hibernation and the new normal of epidemic prevention, the global aluminum industry gathered in Shanghai again. On July 7th, the China International Aluminum Industry Expo 2021 kicked off in Shanghai New International Exp

Today the Communist Party of China is celebrating its 100th birthday as the "great, glorious and correct" Party of the Chinese people and will embark on its second century with vision and confidence.Despite constant accusations by Western politicians and media outlets, the truth is that the CPC is t