Contact Us

Continuous improvement through your suggestions.

If you have any questions or feedback regarding our products and services, please feel free to share your valuable suggestions with us. We will respond promptly and continue to strive for excellence to provide you with an enhanced service experience.

For the specific inquiries listed below, please refer to the contact information provided or fill out the "Product & General Inquiry" form.
Investor Relations – Mr. Tseng: IR@ennostar.com
Public Relations – Ms. Hu: PR@ennostar.com
Human Resources – Ms. Peng: HR@ennostar.com

Operating Sites

Taiwan Operations

China Operations

Ennostar Inc.
Hsinchu Science Park
Hsinchu Science Park (Zhunan)
Central Taiwan Science Park
Tainan Science Park

Ennostar Inc.

Address 9F.-1, No. 67, Ziyou Rd., East Dist., Hsinchu City 300005 , Taiwan
Tel 03-5679000

Hsinchu Science Park

A1

Address 21, Li-hsin Rd., Hsinchu Science Park, Hsinchu 300, Taiwan
Tel 03-5678000

N2

Address 10, Li-hsin Rd., Hsinchu Science Park, Hsinchu 300, Taiwan
Tel 03-5678000

N3、N8

Address 5, Li-hsin 5th Rd., Hsinchu Science Park, Hsinchu 300, Taiwan
Tel 03-5678000

N5

Address No. 3, Gongye East 3rd Rd., Hsinchu Science Park, Hsinchu City 300, Taiwan
Tel 03-5678000

Hsinchu Science Park (Zhunan)

N7、N9

Address 12, Kexi 1st Rd., Chunan Science Park, Chunan, MiaoLi 350, Taiwan
Tel 03-5678000

N6

Address No.1, Keyi St., Kuan Yuan Science Park, Zhunan Township, Miaoli County 350, Taiwan
Tel 03-5678000

Central Taiwan Science Park

H1

Address 22, Keya Rd., Central Taiwan Science Park, Taichung 407, Taiwan
Tel 03-5678000

Tainan Science Park

S1

Address 16, Dashun 9th Rd., Tainan Science Park, Xinshi Dist., Tainan 744, Taiwan
Tel 03-5678000

S3

Address 11, Nanke 8th Rd., Tainan Science Park, Shanhua Dist., Tainan 741, Taiwan
Tel 03-5678000

Jiangsu
Anhui
Fujian
Guangdong
Korea Sales Office

Jiangsu

Lextar Electronics （Suzhou）Corporation

Address No. 259, Changyang Street, Suzhou Industrial Park, Suzhou, Jiangsu Province 215024, China
Tel +86-512-85558800

Jiangsu Canyang Optoelectronics Ltd.

Address No.9,Zhouzhuanghe Road, Economic Development Zone,Yangzhou,Jiangsu Province,PRC
Tel +86-514-87976999

Epicrystal(Changzhou) Corporation Limited

Address No.518,Yancheng South Rd. Wu Jin Hi-Tech Industrial Development Zone , Changzhou, Jiangsu
Tel +86-519-81182968

Anhui

Lextar Electronics （Chuzhou）Corporation

Address No.2168, Qingliu East Road, Suzhou-Chuzhou Modern Industrial Park, Chuzhou City Anhui Province 239001, China
Tel +86-550-2598800

Fujian

Episky(Xiamen) Corporation Limited

Address No.99, Xiang Xing Rd., Xiang’An Branch, Torch Hi-Tech Industrial Development Zone, Xiamen, China ZIP Code : 361101
Tel +86-592-761-5988

Guangdong

Episky Corporation Limited(Shenzhen, China Sales Office)

Address Room 3702, 37/F, Building A, Zhongguan Times Plaza, No. 4168 Liuxian Ave., Nanshan District, Shenzhen, Guangdong, China
Tel +86-755-2690-8660

Korea Sales Office

ATK CO.,LTD

Address Suite 906, 9F, Gwanggyo Business Center, 156 Gwanggyo-ro, Yeongtong-gu, Suwon-si, Gyeonggi-do, South Korea
Tel +82-31-8064-1021

Product Inquiry

Ennostar collects the personal data you provide on this website to fulfill your requests. We will retain your information until your inquiry has been fully addressed. For more details on how we process your data, please refer to our Privacy Policy.

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The Reporting System of Professional Ethics Violations

Integrity is the core value of ENNOSTAR Inc. in the operation of the enterprise. Upholding integrity is our responsibility to shareholders, customers, suppliers, business partners, and colleagues. We also look forward to creating a win-win partnership to pursue sustainable operation and growth of the enterprise together.

We uphold the highest standards of business ethics and will never tolerate corruption or any form of malpractice. Please report to us any violation of integrity that you have found. Unless otherwise provided by law, we will keep confidential all information you provide and take appropriate measures to protect your privacy. If the report is true, the Company will severely punish any breach of integrity.

Continuous improvement through your suggestions.

Operating Sites

Ennostar Inc.

Hsinchu Science Park

A1

N2

N3、N8

N5

Hsinchu Science Park (Zhunan)

N7、N9

N6

Central Taiwan Science Park

H1

Tainan Science Park

S1

S3

Jiangsu

Lextar Electronics （Suzhou）Corporation

Jiangsu Canyang Optoelectronics Ltd.

Epicrystal(Changzhou) Corporation Limited

Anhui

Lextar Electronics （Chuzhou）Corporation

Fujian

Episky(Xiamen) Corporation Limited

Guangdong

Episky Corporation Limited(Shenzhen, China Sales Office)

Korea Sales Office

ATK CO.,LTD

The Reporting System of Professional Ethics Violations

Ennostar Inc.

Ennostar Corporation

Episky (Xiamen)

Corporation Limited

Epicrystal (Changzhou)

Corporation Limited

Jiangsu Canyang

Optoelectronics Ltd.

Lextar Electronics

(Chuzhou & Suzhou) Corporation