搜元素提供国外优质的免版权矢量素材资源免费下载，该资源的中文名称是：Email service concept in modern flat design.Man sending new letters from mobile application of mailbox. Online communication technology, business contact, promotional mailing. Vector illustration，英文名称是：Email service concept in modern flat design.Man sending new letters from mobile application of mailbox. Online communication technology, business contact, promotional mailing. Vector illustration，该资源由网友上传，提供高速下载。
