Headquarters:
Contact person:  Diana Zhang
E-mail:     Diana@yyw.cn

Tel: (86-755) 3382 7221 
Fax: (86-755) 2851 9955   
Website：www.yywcable.com
                   www.yyw.cn
                   www.yyw.en.alibaba.com
:  Diana.yyw
Add:  No.22 Chenhe Road,Madi Liuyue, Henggang Town, Longgang District, Shenzhen, China 518173
  
HongKong Office:
Contact Person: Marivin Shen
E-mail: sale1@yyw.cn
Tel: (852) 2319 2933
Fax: (852) 2319 5168

Add:  FLAT/RM B 8/F CHONG MING BUILDING T2CHEUNG SHA WAN ROAD, KOWLOON H.K

Shanghai Office:
Contact Person:  Lisa Zhang
E-mail: sale6@yyw.cn

Tel:  (86- 21) 6608 1222 6608 1333
Fax:  (86- 21) 6608 1777
 Add: 4/F，Flat 2，25 Sui De RD ,Putuo District, Shanghai,China

Complaint Contact:
Contact person: David Lin
E-mail：1388@yyw.cn 
Tel： (86-755) 2851 8222 -813
Fax： (86-755) 3382 7226