design & building a website with functions of CROSS-BORDER PAYMENT

I have TWO new PROJECTS - design & building a website with functions of CROSS-BORDER PAYMENT, SEO and SEM it to PROMOT THE BRAND POPULARITY of our online payment tool, ATTRACT OVERSEAS USERS and BRING online transctions. Some info about our new projects - Project 1 - Provide a platform for bulk raw materials int'l trading, export & import chemical fertilizer / cotton / white sugar, and Futures Transaction of these bulk raw meterials. Our key service is trade financing for seller or buyer in China, and assist both local & overseas trader opening their futures transaction accounts and service transactions. We want above mentioned customer base use our online payment tool for their payment process, and want agents or partners worldwidely. We have aleady some solid corporate clients in two provinces of China. Project 2 - Build a website and set as many as usage scenarios for both local & overseas users to take part in with our online payment tool, such as buy our selected low price & good quality food & herb & art commodities from all over the world / sponsor groupon for your wanted food & herb & art goods or travel then we help on sourcing & negotiation a target low price with support of target number buyers / pay online but pick up or consume offline / pay online and get regular goods delivery at home / pay online for their credit card bills / transfer their bank balance to our fund to get higher interest / menber points system / agent & cooperation applications. We have already some restaurant, department store, chain convenient store, fertilizer supply point to farmers, bus card, prepaid card offline in two provinces in China. My questions for your services are - 1. Do you provide a detailed solution for our requirements? Focus on overseas market, how to do market research & analysis, to define goods & services we should focus? Customer location? Agent & partner & cooperator system setting? Segment promotion plan? Website design & building? SEO? SEM? Other more promotion suggestions? 2. How many staff should be assigned to above works? 3. How long you need to complete every working items? 4. Your price list for every services? Note:- I need Detailed Solution for my Requirement before award the Project