Jin-brand quality rice 404 which is the newly reorganized produce of hybrid rice is featured by high and stable yielding,strong anti-cold function and relatively better rice grains and other things,and Jin-brand quality rice 404 has been assessed and approved by Guizhou Province Approval Committee of Agricultural Species and Seeds.

Microstructure and strength of aluminum and aluminum alloy joint brazed with rapidly-cooled Al-Si-Cu-Zn filler metals;

Green bright dipping process for aluminum and aluminum alloy;

Study on the process of electroless Ni-P alloys plating on aluminum and aluminum alloy;

Determination of Fe, Cu, Si, Mn, Mg, Cr,Zn, Ti and Ga Elements in Aluminium and Aluminium Alloy on Import & Export;

Chromating technology of aluminium and aluminium alloy are introduced.

The EDTA-H 2O 2 specteophotometry method can determined iron in the aluminium and aluminium alloy.

An environmentally acceptable chemical conversion agent CF-5 was formulated from non-toxic titanium salt, zirconium slat, and organic polymer so as to replace the conventional toxic chromium(Ⅵ) passivation agent used for aluminum and its alloys.

The development of zincation for aluminum and its alloys, from using s imple concentrated solution to dilute solution, finally to multi-metal and cyanide s olution, is described in detail.

This paper described the recently progress on surface treatment of aluminum and its alloys.