Wujinjiaodian chemical business association in China
Support unit
Linyi city people's government
To undertake unit
Beijing Jin Yiyou league exhibition co., LTD
Shandong Fred international conference and exhibition group
The co-organizer
Linyi mall management committee
Linyi city business bureau
Linyi city ccpit
Linyi economic and technological development zone management committee
Hedong district people's government
Hardware mechanical and electronic chamber of commerce in shandong province
Linyi city chamber of commerce for hardware mechanical and electrical industry
