Provide the item such as technique exchanges and title transaction, resources complementary etc, between our members; organize the member to attend social public-spir- ited activities actively.

  • 提供会员之间的项目合作、技术交流、产权交易、资源互补等沟通协调服务,组织会员积极参加社会公益活动。
目录 查词历史