Research record
Dongying ChengGong Petroleum Technology Co., Ltd.
Follow-up neededRole needs confirmationFactory audit not completed
Product & service leads
Separators, Heaters
Products reflect the linked public sources. Manufacturing claims, exhibition entries and project leads are not factory audits or current certifications.
Address or location evidence
山东省东营市东营区西五路与南一路口向西1.5公里路南
Locations are source-based address leads, not confirmed manufacturing sites.
Source basis
Research date · 2026-11-02
- Public source 1 ↗baike.baidu.com