Need big volumes of Used Rails

Our company is based in China. We need a lot of Used Rails, can do more than 300,000 MT/month. Our company has
the advantages on Market and Customers in China. Our company can be the general agent of seller in China and can sign five-year contract. Our Company's Basic Requirement for Used Rails:
The types are R50&R65
Length: 12.5 M without cutting.
No serious corrosion and rust spot. Chemical index of the Used Rails: C: 0.54-0.82%; Si: 0.18-0.40%;
Mn: 0.60-1.05%; S:0.04%; P: 0.035%max; As: 0.01%max;
Executive Standard of Products: R50 gost-7173-75; R65 gost-8165-75;
The Destination Port: Chinese Lanshan Port or Chinese Tianjin Port.
Origin: No limited.
Target Price: Chinese Lanshan Port or Chinese Tianjin Port CIF price US$ 198 MT.
Quantity: The quantity of order is 300,000MT/Month X 12 months X 5 years.
Our company is a real & legal company,credibility is well.Please let seller send us a detailed FCO(Full Corporate Offer), and strive for early cooperation.