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Building|Energy|Manufacturing|Petrochemicals|PROJECT|Shell|Steel|Storage|Manufacturing
Building|Energy|Manufacturing|Petrochemicals|PROJECT|Shell|Steel|Storage|Manufacturing
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Daya Bay petrochemical complex expansion, China

Image of ethylene molecules

13th June 2025

By: Sheila Barradas

Creamer Media Research Coordinator & Senior Deputy Editor

     

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Name of the Project
Daya Bay petrochemical complex expansion.

Location
Daya Bay, Huizhou, south China.

Project Owner/s
CNOOC and Shell Petrochemicals Company, or CSPC, a joint venture between Shell Nanhai BV and CNOOC Petrochemicals Investment.

Project Description
The expansion will include a third ethylene cracker with a planned capacity of 1.6-million tonnes a year of ethylene, a key building block of manufacturing plastics, and associated downstream derivatives units producing chemicals, including linear alpha olefins.

This investment also includes a new facility that will produce 320 000 t/y of high-performance specialty chemicals, such as polycarbonates and carbonate solvents, critical for everyday 
life.

Linear alpha olefins are used to produce detergent alcohol and synthetic lubricants base oil. 

Polycarbonates make impact-resistant plastics that can replace carbon-intensive steel, while carbonate solvents are used in lithium-ion batteries and are essential for the electric vehicles sector, as well as energy storage.

Potential Job Creation
Not stated.

Capital Expenditure
Not indicated.

Planned Start/End Date
The expansion is expected to be completed in 2028.

Latest Developments
None stated.

Key Contracts, Suppliers and Consultants
Not disclosed.

Contact Details for Project Information
Shell – Asia Pacific media relations, email apac-media@shell.com.
 

Edited by Martin Zhuwakinyu
Creamer Media Senior Deputy Editor

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