The price of proofing is usually different, depending on the degree of difficulty of the customer's product, and whether the product needs to be customized to determine the sample fee. If it's a simple product, it costs hundreds of dollars. If the product is difficult, need additional customization tool, the cutting tool is more than one, it includes: core Angle, Angle head, Angle cutter, and so on many things, like this need additional custom cutting tool products, proofing fee is usually several thousand yuan.

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