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If you have comments or questions about any of products posted on EC21, please contact the seller or buyer directly.

Headquarter office

EC21 Inc. EC21 Inc.

For International Customers


Hours : Between 9:00-12:00 and 13:00-18:00(Seoul time) Monday to Friday.

Skype ID :


For Korean Customers


Hours : Between 9:00-12:00 and 13:00-18:00(Seoul time) Monday to Friday.



Address :

5F, 11F, Trade Tower, World Trade Center, Gangnam-gu, Seoul

135-729, Korea

For Chinese Customers(NORTH)
Beijing, Tianjin, Jiangsu, Shanghai, Shandong, Jilin, Liaoning, Qinghai, Gansu, Heilongjiang, Hebei, Shanxi, Shaanxi, Inner Mongolia, Ningxia, Xinjiang
Tel :010-6474-8140, 010-5724-0163, 021-6152-1684
Fax :010-6474-8140
QQ :2264346608 点击这里给我发消息, 1303924580 点击这里给我发消息
E-mail :ec21china@hotmail.com
For Chinese Customers(SOUTH)
Fujian, Guangdong, Shenzhen, Zhejiang, Jiangxi, Anhui, Hunan, Hubei, Henan, Sichuan, Chongqing, Guizhou, Guangxi, Yunnan, Hainan, Tibet, Hong Kong
Tel :0551-62776066
Fax :0592-336-6280
QQ :614130197 点击这里给我发消息
E-mail :614130197@qq.com
Ocean Consultant Service Co.,ltd
Contact :Mr. Suzu Duc
Skype :suzuduc
Website :Oceanb2b.com
TEL :84-9-666-555-05
Email :suzuduc@yahoo.com
Address :Oceanb2b.com (Reseller), No 38, Street 24A, Ward 10, District 6, Ho Chi Minh City, Vietnam
TEL :49-30-994-040-121
Address :Kyto GmbH, Linienstraße 126, 10115 Berlin, Germany

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