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Hong Kong
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Address：
25/F, Chinachem Exchange Square, No.1 Hoi Wan Street, Quarry Bay, Hong Kong
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Tel：
(852)2589 0825
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Email：
info.ets@ese.com.hk
Beijing
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Address：
Unit C1-C3, 10/F Tower 2, Xihuan Plaza No.1 Xizhimenwai Street Xicheng District Beijing, P.R.C.
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Tel：
（86-10）6858 8108
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Email：
info.ets.bj@ese.com.hk
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Postal Code：
100044
Guangzhou
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Address：
Room 615, Building A Shilian Science Park No. 33 Science Avenue Huangpu District Guangzhou, P.R.C.
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Tel：
（86-20）3879 2653
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Email：
info.ets.sz@ese.com.hk
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Postal Code：
510663
Qingdao
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Address：
Room 1811, Building 3, Xinlian Tiandi, 176 Ju Feng Road, Qingdao, P.R.C.
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Email：
info@ese.com.hk
Shanghai
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Address：
Room 901-902 Tower 1 Enterprise Centre No.128 Tian Mu Road West Shanghai, P.R.C.
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Tel：
（86-21）6133 9706
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Email：
info.ets.sh@ese.com.hk
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Postal Code：
200070
Shenzhen
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Address：
Rooms 1703 and 1705 17/F West Block High-Tech Plaza Phase II TianAn Cyber Park, Futian District Shenzhen, P.R.C.
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Tel：
（86-755）8376 0291
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Email：
info.ets.sz@ese.com.hk
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Postal Code：
518040
Suzhou
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Address：
Room 3702-3703, West Tower China Overseas Fortune Center No.9 Suzhou West Avenue Suzhou Industrial Park Suzhou, P.R.C.
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Tel：
（86-512）6832 6580
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Email：
info.ets.sh@ese.com.hk
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Postal Code：
215021
Xi’An
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Address：
Room 8, Level 9, Unit 2 Buiding 1, Kaichuang International No.31 Gaoxin Road Xi'an, P.R.C.
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Tel：
（86-29） 8823 8329
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Email：
info.ets.bj@ese.com.hk
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Postal Code：
710075
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