Office address

Company: Jilin Scientific Research Technology Co., LTD

Address: Building H13, Changchun North Lake Science and Technology Park, No. 3333, Sheng Bei Street, North Lake Science and Technology Development Zone, Changchun City

Working hours

Manual customer service time: Monday to Friday 9:00-17:00

Telephone: 400-000-2637

During non-manual customer service hours, you can place your order by yourself, and we will process your order and ship it on the nearest working day

Order inquiry

    Tel：021-61469520

    Emial：et@chemextension.com

Order inquiry

    Tel：021-61469520

    Emial：et@chemextension.com

Order inquiry

    Tel：021-61469520

    Emial：et@chemextension.com

Order inquiry

    Tel：021-61469520

    Emial：et@chemextension.com