1. Ordering Information
☆We can supply you calibration gases, pure gases and other kinds of chemical products that mentioned in our web, as well as valves and related equipments for special gases, gas cylinders, gas sampling bags etc.
☆The related questions in security and analysis about calibration gases can be answered for you.
☆The term of validity on calibration gases in generally one year. If our products have any quality problems in the validity of gases, we will solve for you as soon as possible.
☆Please illustrate in details if ordering:
    The component names and concentrations of calibration gases or the name and purity of high pure gases.
    Specification and quantity of cylinder or gas sampling bag.
    Name, specification, model, quantity of regulator or valve.
    Transportation: by your own, with our goods vehicles, by road or by railway.
2. Contacting
  Company Headquarters: Add: NO. 596, Zhongshan Road, Shahekou District, Dalian.
                      P.C.: 116023
                      Tel: (086) 0411-84800860
                      Fax: (086) 0411-84802829
                      E-mail：ss@gmtq.com
  Shanghai Branch: Add: 29G, T2 Building Jiahui Square, NO. 2601 Xietu Road, Xuhui District, Shanghai.
                 P.C.: 200030
                 Tel: (086) 13162142424
                 Fax: (086) 021-64260888