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每张小于2M,支持JPG/PNG等格式,最多上传5张
每张小于2M,支持JPG/PNG等格式,最多上传5张。请下载《企业认证申请公函》,并加盖企业公章(合同章,财务章无效)后扫描或拍照上传
请在网页端下载《企业认可证明》,并加盖企业公章后扫描或拍照上传,网页端地址:tonglu.ubittc.com
每张小于2M
Each sheet is less than 2M, supports JPG/PNG and other formats, and can upload up to 5 sheets
Each sheet is less than 2M, supports JPG/PNG and other formats, and can upload up to 5 sheets.Please download the《Official letter of application for enterprise certification》,And stamped with the company's official seal (contract seal, financial seal invalid) after the scan or upload photos
Please download it from the web side《Certificate of corporate approval》,And stamped with the company's official seal after scanning or photo upload, web terminal address:tonglu.ubittc.com
Less than 2M per sheet