WHA Eastern Seaboard Industrial Estate 4 – WHA ESIE 4

Formerly known as Hemaraj Eastern Seaboard Industrial Estate 4

Cluster Promotion with EEC & BOI Investment Program

Estate Specialty: Auto Parts, Electronics, Power, Building Materials, Consumer Products, Aerospace, Robotics, Next-Generation Automotive and Others

WHA Eastern Seaboard Industrial Estate 4 - WHA ESIE 4 is the 9th industrial estate covering the area of 2,443 Rai (965 acres or 391 hectares) in Pluak Daeng District, Rayong Province, Thailand. WHA ESIE 4's strategic location is accessible from Highway 3578, only 20 Km. from WHA ESIE 1 & ESIE.

Comprise an area of

2,443 Rai

(965 acres or 391 hectares)

Granted as the EEC Special Economic Zone WHA ESIE 4 is designed to be the "Smart District" with the most advanced infrastructure in information technology, WHA ESIE 4 will continue to target current industries such as automotive, electronics and petrochemical while focusing on the EEC's five key sectors: digital, aerospace, robotics, biofuel and biochemical, plus a medical hub.

Infrastructure and Utilities

Wide Road in Good Condition

25-40 meters with reinforced concrete

Stable Power Supply

22kV and 115 kV by PEA
(Provincial Electricity Authority)

Communication Network

  • Communication, fiber lines and conduits by WHA Connect
  • Telephone lines, data communication leased line and ISP shall be available from True, AIS, Jastel
  • Broadband Internet access shall be available from True, AIS, Jastel
  • Mobile Phone

Industrial Water

7,200 cu.m / day

Wastewater Treatment

Activated sludge capacity of 6,000 cu.m. per day


Natural Gas Distribute by WHA Eastern Seaboard NGD4

Emergency Response

24/7 emergency service

Our Customers

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

Factories in WHA Eastern Seaboard Industrial Estate 4

Continental Tyres (Thailand) Co., Ltd.
CoorsTek Advanced Materials (Thailand) Co., Ltd.
Chance Technology Co., Ltd.
Essilorluxottica (Thailand) Co., Ltd.
Exquisite Automotive Parts (Thailand) Co., Ltd.
ASUB Co., Ltd.
Cardinal Health 222 (Thailand) Ltd.

Distance to WHA Industrial Estate

WHA Eastern Seaboard Industrial Estate 4 (WHA ESIE 4) 

Distance Point to Point Driving*
To Map Ta Phut Deep Sea Port 26 Km. 27 Km.
To Pattaya 38 Km. 53 Km.
To Laem Chabang Deep Sea Port 40 Km. 60 Km.
To Si Racha 44 Km. 71 Km.
To Suvarnabhumi Airport 102 Km. 129 Km.
To Bangkok (Central) 122 Km. 161 Km.

*Using google map. Distance varies to route selection.

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