Henan Zonacen Metallurgy Materials Co., Ltd to be Shenzhen SunXing Light Alloy Materials Co., Ltd （STA）authorized overseas distributor to responsible for STA’s products sale, after-sale service. STA is the Largest Aluminium Alloy Grain Refiners(Aluminium based master alloys) Manufacturer in the world by far. STA was listed on the main board of the Shanghai Stock Exchange ( stock code:603978)on August 7, 2017.
STA produce a full range of products for the global Aluminium industry including Aluminium Alloy Grain Refiners, master alloys,alloy additives ,chemical fluxes .Consistent and excellent product quality is assured by independently certified quality and environmental management systems, modern laboratories and R&D facilities. With five wholly-owned subsidiaries in China ,so far ,STA is the only company in the world that has established a complete industrial chain from the mining and processing of fluorite raw ore, the manufacturing of fluorine-container materials (K2TiF6、KBF4), and the production of Aluminium Alloy Grain Refiners,master alloys.
As one of the major players in the international market Henan Zonacen Metallurgy Materials Co.,Ltd cooperate with STA and become its export strategic partner, and establish long-term and stable cooperative partnership with more than 200 companies in more than 50 countries in Europe, America, Southeast Asia and so on.

Silicon Metal	Product	Chemical Composition (%)
	Grade	Si	Fe	Al	Ca
		≥	≤
	Si-2202	99.5	0.2	0.2	0.02
	Si-3303	99.3	0.3	0.3	0.03
	Si-411	99.3	0.4	0.1	0.1
	Si-421	99.2	0.4	0.2	0.1
	Si-441	99.0	0.4	0.4	0.1
	Si-553	98.5	0.5	0.5	0.3
	Special For Smelting Aluminium	98.5	0.55	0.6	0.35
		97	1.3	1	0.3