# Tangshan Dongyuan Chemical Co., Ltd.

- Headquarters: China


## Customers, suppliers and deals

- [CNOOC Energy Development Co., Ltd.](https://endata.com/companies/88373.md): customer, 1×, latest 2025-11-11

## Announcements (1)

- 2025-11-11: [CNOOC Energy Development awards $3.5M chemical supply contract to Tangshan Dongyuan Chemical](https://endata.com/announcements/103684-cnooc-energy-development-awards-3-5m-chemical-supply-contract-to-tangshan) (Contract · Tianjin, China · $3.50M)

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Data from Endata (https://endata.com/). Announcements are summarized from public sources and may be incomplete; check the linked originals.