The National Standard No. GB / T 9670 - 2014v is mainly used to manufacture valve chips for power industry and varistors in electronic industry.
The National Standard No. HG / T 2834-2009 is mainly used in the electronic industry to manufacture deflection magnetic core and other magnesium ferrite magnetic cores.
Food and pharmaceuticals industry
The National Standard No. GB / T 1903.4 - 2015 is mainly used in food additives, pharmaceutical fields, zinc gluconate oral liquid, zinc added milk powder, human zinc supplement and other edible products and pharmaceutical products.
The National Standard No. HG / T 2792 - 2011 is mainly used as feed additive zinc oxide, which is widely used as zinc supplement additive in all kinds of feeds at all levels of poultry, livestock and fishery.