10 12

Advertising and Business

Owner

QINGDAO QINGYUANFENGDA TERAHERTZ TECHNOLOGY CO.,LTD

10 12

Computer and Scientific

Owner

QINGDAO QINGYUANFENGDA TERAHERTZ TECHNOLOGY CO.,LTD

10 12

Insurance and Financial

Owner

QINGDAO QINGYUANFENGDA TERAHERTZ TECHNOLOGY CO.,LTD

10 12

Electrical and Scientific Apparatus

Owner

QINGDAO QINGYUANFENGDA TERAHERTZ TECHNOLOGY CO.,LTD

10 12

Machinery

Owner

QINGDAO QINGYUANFENGDA TERAHERTZ TECHNOLOGY CO.,LTD