CTB Co., Ltd.
Zip code：101500
Switchboard：86-10-8275 5608
Fax：86-10-8275 5610
E-mail：sales@ctbservo.com
WhatsApp: 008613601148436
Skype: tonyxue314
VK id: 445866961 https://vk.com/public161186670
Working hours：Monday to Friday 08:30～17:30
Address：#9 Yunxi Six Street Economic Development Zone Miyun Beijing.