1 Upload file Please drag and drop the file here. Upload file File Name： File Size： Blockchain Status bitcoin ethereum Create another Certification or Search 2 Please Select Document Type. R&D Research Trade Secret Copyright Patent Trademark Contract 3 Certificate Information Certify To (Max 5 characters in Chinese, 20 characters in English)* Certificate Name (Max 15 characters)* 4 Notes Certificate Type Blockchain Type Certify To Certificate Name Create Date
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