为会员提供政策文件、技术资料、新闻咨询和设备维修等任职。

Provide members with services including documents and policies, technical skill, information consultation, equipment maintenance and so on;

youdao

为会员提供政策文件、技术资料、新闻咨询和设备维修等任职。

Provide members with services including documents and policies, technical skill, information consultation, equipment maintenance and so on;

youdao