Full Question
This is my question regarding the Apple product.

1. What is the sign of the apple product to determine if is genuine and original?
2. Which manufacturer in China is authorized to do the production of this apple mobile phone?
3. What is the price range for the original apple product?
4. How can I contact that manufacturer & in which part of China is their factory located?

Answer
I am happy to report that we have a comprehensive answer for you in the following answer, which can be found on this same page: Can you get genuine Apple products from China? I hope you find it useful.

Be very, very careful. Scam artists are actively targeting buyers like you who are looking for Apple products out of China. The blog post below will explain the details. Blacklisted Supplier #4. Involving Apple and other famous brand products http://chinasourcinginfo.org/2011/12/01/blacklisted-supplier-4-involving-apple-and-other-famous-brand-products/.