Los Angeles
(Headquarter)
David & Raymond Patent Firm
David & Raymond Building
108 N. Ynez Ave., Suite 128
Monterey Park, CA 91754, U.S.A.
TEL: +1-626-571-9812
FAX: +1-626-571-9813

DNR Intellectual Property Law Firm
David & Raymond Building
108 N. Ynez Ave., Suite 128
Monterey Park, CA 91754, U.S.A.
TEL: +1-626-544-6936
FAX: +1-626-380-1669
 

New York
David & Raymond Patent Firm
555 Madison Avenue
5th Floor, New York, NY 10022
TEL: +1-929-399-3434
FAX: +1-929-399-3434

Irvine
David & Raymond Patent Firm
Building B, #108
1382 Valencia Ave, Tustin, CA 92780
TEL: +1-949-288-2668

Shenzhen
David & Raymond Patent Firm, Shenzhen Representative Office
David & Raymond (Shenzhen) Intellectual Property Agency Co., Ltd.
F19H, XinBaoHui Building,No. 2061 Nanhai Avenue, Nanshan District, Shenzhen,Guangdong,P.R.China. 
Tel: (86)755- 2216 0013
       (86)755- 2216 0011  
Fax: (86)0755-22160012

Shanghai
David & Raymond Patent Firm, Shanghai Representative Office
David & Raymond (Shanghai) Intellectual Property Services Co., Ltd.
Suite 809,Wang Jiao Plaza, No.175,East Yan An Road, Huang Pu District, Shanghai, 200021, P.R.C. 
Tel: (86)21-5308 9625
Fax: (86)21-5308 96256

Foshan
David & Raymond (Foshan) Intellectual Property Services Co., Ltd.
#612-613, Shidai Building No.60 Xinning Road, Daliang Town, Shunde Foshan City Guangdong.PRC
TEL: (86) 765-2225 9266
FAX: (86) 765-2225 9266

Ningbo
David & Raymond (Ningbo) Intellectual Property Services Co., Ltd.
Suite 1903, 555 Rili Middle Road, Yinzhou District, Ningbo, Zhejiang, China 315100
TEL: (86) 0574-28900057 
        (86) 0574-28900058 
        (86) 0574-87811129
FAX: (86) 574-8781 1127

Beijing
David & Raymond Patent Firm, Beijing Representative Office
No.1 Zhongguancun South str,Haidian district, Beijing, P.R.C

Hangzhou
David & Raymond Patent Firm 
Room 807, Building B, NO.1190 ,Binan Road, Binjiang District, Hangzhou City, Zhejiang Province. China 310053
TEL: (86) 571-86985109
FAX: (86) 571-86985109

Hong Kong
David & Raymond Patent Group Hong Kong Office
15/F, The Bank of East Asia Building
10 Des Voeux Road Central,HongKong 

David & Raymond Patent & Trademark Ltd.
12F-2, No.303, Zhongming S. Rd., 
West District, Taichung City 403, 
Taiwan, R.O.C.
TEL: 886-4-23015696
FAX: 886-4-23015596