Alcohol Breathalyzer Solution

Address: Room 503, Seapower Center, Lei Muk Road, Kwai Chung, N.T., Hong Kong

Tel: +852 2987 1535

Fax: +852 2987 8801

Email: info@envisen.com

Address: Block 1, 40 Jianlong Street, Baoan Community, Heng Gang Town, Long Gang District, Shenzhen, China

Tel: +86 755 88827227

Fax: +86 755 28604953

Email: info@envisen.com