China

Tegent Technology Ltd. - Beijing Office

Room 306, Kunxun Plaza, No. 9 Road Zichun
Haidain Dsitrict, Beijing 100083

Telephone: 0086-10-82327383 and 82328992
Telefax: 0086-10-82329551
E-Mail (mandatory field): contacts@petrotest.com

     China

Tegent Technology Ltd. - Guangzhou Office

Room 1505, No. 219 CTS Center, Zhong Shan Wu Road
Guangzhou, 510030

Telephone: 0086-20-22273388
Telefax: 0086-20-22273386
E-Mail (mandatory field): contacts@petrotest.com

     China

Tegent Technology Ltd. - Shanghai Office

Room 15B1, Longlife Bldg., 1566 Yan'an Road West
Shanghai 200052

Telephone: 0086-21-52587758
Telefax: 0086-21-52587756
E-Mail (mandatory field): contacts@petrotest.com

     Hong kong

Tegent Technology Ltd.

Room 2103-05, Westin Centre, 26 Hung To Road
Kwung Tong, Kowloon

Telephone: 0085-22-7592182
Telefax: 0085-22-7583830
E-Mail (mandatory field): contacts@petrotest.com

     India

NIULAB Equipment co. Pvt. Ltd.

Plot F-13, Labhouse, Opp. Seepz, MIDC,
Andheri (E), Mumbai - 93

Telephone: 0091-2228376701
Telefax: 0091-2228368275
E-Mail (mandatory field): contacts@petrotest.com

     Indonesia

P.T. Futurinsan Sonsindo

Kompleks Roxy-Mas Blok D5/3
JI. K. H. Hasyim Ashari, Jakarta Pusat 10150

Telephone: 006221-63858333
Telefax: 00621-6326945
E-Mail (mandatory field): contacts@petrotest.com

     Japan

TOKASEIKI Co. Ltd.

558-1 Nippacho, Kohoku
Yokohama City, Kanagawa, 223-0057

Telephone: 0081-45-541-4856
Telefax: 0081-45-541-4876
E-Mail (mandatory field): contacts@petrotest.com
website: http://www.tokaseiki.com

     Japan

YONEKURA SHOUKAI

No. 590-49, Ohodomari
Koshigaya, Saitama

Telephone: 0081-48-976-1449
Telefax: 0081-48-976-1456
E-Mail (mandatory field): contacts@petrotest.com

     Korea, Republic of

Tae Sung Trading Company

Tae Sung Buildg., Room 401, No. 379-10
Seokyo-Dong, Mapo-Gu, Seoul 121-210

Telephone: 0082-2-3351273
Telefax: 0082-2-3351516
E-Mail (mandatory field): contacts@petrotest.com

     Malaysia

DKSH Technology Sdn. Bhd.

No. 14, Jalan Bersatu 13/4, 46200 Petaling Jaya,
Selangor Darul Ehsan

Telephone: 0060-3 7954 8888
Telefax: 0060-3 7954 8877
E-Mail (mandatory field): contacts@petrotest.com

     Pakistan

Rizvi + Company

B-24, Block 9, Gulshan-e-Iqbal, P.O. Box 17514
Karachi 75300

Telephone: 009221-4821116
Telefax: 009221-4993570
E-Mail (mandatory field): contacts@petrotest.com

     Russian Federation

PETROTECH ANALYTCAL LTD

P.O. Box 13
119311 Moscow

Telephone: 007095-7375367
Telefax: 007095-7375369
E-Mail (mandatory field): contacts@petrotest.com
website: http://www.petrotech.ru

     Singapore

DKSH Technology Pte. Ltd.

4th Floor, DKSH Building, 34, Boon Leat Terrace,
Singapore 119866

Telephone: 0065-6471 8178
E-Mail (mandatory field): contacts@petrotest.com

     Sri Lanka

ISS - Islandwide Scientific Services Ltd.

19A, Fairfield Garden
Colombo 8

Telephone: 0094 112681147
Telefax: 0094 112696663
E-Mail (mandatory field): contacts@petrotest.com

     Taiwan, Province of China

HI-TEC Taiwan Spring Instrument Co.

5F-1, No. 366, Chang Chun Road
Taipei 104

Telephone: 008862-25149612
Telefax: 008862-87127764
E-Mail (mandatory field): contacts@petrotest.com

     Thailand

Applied Scientific Instrument Co. Ltd.

1526/3 Sukhumvit 48/3, Sukhumvit Road, Prakanong
Klong Toey, Bangkok 10110

Telephone: 00662-33281-79
Telefax: 00662-3328180
E-Mail (mandatory field): contacts@petrotest.com
website: http://www.asithailand.com

     Vietnam

INSTRUMENTATION (INS)
Diethelm & Co. Ltd. Technology

94 Tran Quoc Toan Str.,
Hoan Kiem Dist.
Hanoi

Telephone: 0084-4-9424725
Telefax: 0084-4-9424730
E-Mail (mandatory field): contacts@petrotest.com

     Vietnam

INS GROUP
Diethelm & Co. Ltd. Technology

189 Dien Bien Phu Street,
Bihn Thanh District
Ho Chi Minh City

Telephone: 0084-8-5121334
Telefax: 0084-8-5121335
E-Mail (mandatory field): contacts@petrotest.com