WHA Eastern Industrial Estate [Map Ta Phut] – WHA EIE

Formerly known as Hemaraj Eastern Industrial Estate (Map Ta Phut)

Comprise an area of 3,760 rai

(1,504 acres or 602 hectares)

Cluster Promotion with BOI Investment Program

EEC Promoted Industrial Zone for Biofuels & Biochemical

Estate Specialty:  Chemical, Petrochemical, Steel, Cogeneration  Power Steel & Heavy Industry and High Utility Consumption Industries

WHA Eastern Industrial Estate [Map Ta Phut] – WHA EIE is located on 3,760 rai (1,504 acres, 602 hectares) in Map Ta Phut, Rayong Province, adjacent to the National Petrochemical Complex and 134 kilometers southeast of Bangkok, Thailand. WHA EIE is an ideal location for petrochemical, chemical, steel and utility-intensive customers requiring power, steam, and clarified water or wastewater treatment.

Over 45 customers (68 contracts) in the petrochemical, chemical, steel, power and process industries have invested more than USD 6.1 Billion in manufacturing facilities at WHA EIE.

A network of pipe rack rental is available to support interconnected chemical feedstock, industrial gas, steam and other needs. Glow SPP1, a 125 MW cogeneration power plant at WHA EIE, supplies electricity and steam to industrial customers. PTT Utility, which has a capacity of 220 MW, also provides electricity and steam.

WHA EIE’s comprehensive industrial infrastructure includes communications, raw, potable and clarified water, wastewater treatment and solid soil bearing capacity. WHA manages the industrial estate operations and various water utilities, providing approximately 160,000 cubic meters per day.

Infrastructure and Utilities

Wide Road in Good Condition

40 meters width reinforced concrete and asphaltic concrete

Stable Power Supply

115kV/22kV 50 MVA ,125 MW co-generation plant for steam and private power

Communication Network

Full range of stable communication networks for fixed-line and mobile telephone network. Data Communication Lease Line by UIH, CAT and TOT.

Industrial Water

98,400 cu.m / day

Wastewater Treatment

60,000 Cu.m. per day (expandable)


Natural Gas from PTT

Emergency Response

24/7 emergency service

Our Customer

Automotive Cluster, Plastics & Polymers, Metal Fabrication, Electronics, Building Materials, Agro & Consume, Building Materials, Logistics & Others

Factories in WHA Eastern Industrial Estate (Map Ta Phut)

Aditya Birla Chemicals (Thailand) Ltd.
Arakawa Chemical (Thailand) Co., Ltd.
Iharanikkei Chemical Industry Co., Ltd.
Thai Ethoxylate Co., Ltd.


WHA Eastern Industrial Estate (Map Ta Phut) (WHA EIE)

Distance Point to Point Driving*
To Map Ta Phut Deep Sea Port 2 Km. 5 Km.
To Rayong City 14 Km. 16 Km.
To Pattaya 39 Km. 47 Km.
To Laem Chabang Deep Sea Port 55 Km. 63 Km.
To Si Racha 61 Km. 67 Km.
To Suvarnabhumi Airport 121 Km. 150 Km.
To Bangkok 155 Km. 165 Km.

*Using google map. Distance varies to route selection.

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