Exhibition Invitation-BIG WALNUT invites you to meet The 23rd China International Petroleum and Petrochemical Technology and Equipment Exhibition· Beijing Time: May 31-June 2, 2023 Venue: Beijing-China International Exhibition Center (New Hall) Address: No. 88, Yuxiang Road, Shunyi District, Beijing Hall No.: E4 Booth No.: E4594
2023-05-25