Sales Department

Minh Huệ

Mobile: 0787 264 999

Thu Hà

Mobile: 0904 681 084

Customer Service

Mobile: 0938 234 834

Technical Support Department

Technical support operates 24/7, including lunch breaks and after working hours

(24/7) 1900 2069 – 0909 966 201

Hoàng Dương

Mobile: 0937 276 682

Quốc Hưng

Mobile: 0909 966 201

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Quality Complaints

To continuously improve our service quality, ESC always listens to and appreciates your feedback to meet your needs promptly.

Email: claim@esc.vn

Contact via Zalo

HCMC

Online Solution Co., Ltd

Online Solution Co. Ltd (ESC)

A16 Street 18, Hiep Binh Chanh Ward, Thu Duc District

📞 (028) 71 09 91 99

✉️ e-sales@esc.vn

Hanoi

Online Solution Co., Ltd

Online Solution Co. Ltd (ESC)

71 Tran Quoc Toan, Cua Nam Ward, Hoan Kiem District

📞 (024) 39 42 68 96

✉️ e-sales@esc.vn

Domain Registration Locations

Domain registration centers in Ho Chi Minh City

Viet Software Media

📍 SBI Building, Quang Trung Software City, To Ky Street, District 12, HCMC

📞 (028) 37 156 156 – 0911 680 101

Sieu Toc Viet Service Co., Ltd

📍 47/14 Tran Van Can Street, Tan Thoi Hoa Ward, Tan Phu District, HCMC

✉️ info@sieutocviet.com – ketoan@sieutocviet.com

📞 028.668.28.299 – 0968.592.399

TC Business Development and Training Joint Stock Company

📍 No. 15, Street 5, CityLand Park Hill, Ward 10, Go Vap District, Ho Chi Minh City, Vietnam

📍 745 Nguyen Kiem Street, Ward 3, Go Vap District, Ho Chi Minh City

✉️ tctc.development@gmail.com

📞 0868 77 3939

Domain registration centers in Hanoi

Software Company – VINNO

📍 Room 810 – 8th Floor, 262 Nguyen Huy Tuong Building – Hanoi

📞 (024) 37 765 040

Hong Son Technology Joint Stock Company

📍 No. 18, Alley 12 Dao Tan Street, Ba Dinh District

📞 (024) 37 666 300

2T Vietnam Joint Stock Company

📍 15 Hoang Dieu Street, Ba Dinh District, Hanoi

📞 (024) 62 96 96 97 – Fax: (024) 37 34 32 94

E-Commerce Promotion Joint Stock Company – (ECPVietnam JSC)

📍 10th Floor, C’Land Office Tower, 156 Xa Dan 2 Street, Dong Da District, Hanoi

📞 (024) 62 767 086

Cham Viet E-Commerce & Technology Co., Ltd – VIETDOT Co., LTD

📍 455 Hoang Quoc Viet Street, Nghia Tan – Cau Giay District – Hanoi

📞 (024) 37 931 426

Domain registration centers in other provinces

Phong Van Software & Informatics

📍 186 Phan Boi Chau Street, Buon Ma Thuot City

📞 (0262) 38 61 456

Phuc Khan

📍 51A Ton Duc Thang Street, My Binh Ward, Long Xuyen City

📞 (0296) 39 54 799

Hoang Oanh

📍 46 Nguyen Cong Tru Street, Tu An Ward, Buon Ma Thuot City

📞 0973 300 393