Changji has four major series and more than 200 types products: more 140 types petroleum instruments,more 60 types highway instruments,each 10 types for laboratory instruments,Rotary viscosity instruments and geological instruments.Also we develop and produce more than 30 kinds of non-standard instruments according to the clients' special requirements each year.It depends on the complete category products,strong matching capacity and fast development ability,its products are not only widely used in China,but also sold and welcomed in 20 countries.
Shanghai Changji launches advanced products domestic and overseas with innovative concept continuously replying on 50 years' R&D experience in professional instruments. Among them, the automatic flash point tester, automatic viscometer, automatic moisture tester, automatic fluorescence sulfur analyzer, etc. have reached international leading level in technology. Won a wide range of trust and praise in the domestic and foreign customers. The sales value always be the first in domestic industry.
The petroleum instruments manufactured by our company relate to fuel oil, lubricating grease and more than 10 series and 100 types. They correspond with standards of ISO, ASTM, IP, GB, SH. Widely used to determine the viscosity, water content, distillation, carbon residue, cloud point, solidifying point, foaming, emulsification, flash point, corrosion, existent gum, calorific value of lubricating oil, fuel oil, solvent oil, transformer oil, steam turbine oil and crude oil. These instruments are the requisite metrology testing instruments for public institution and labs to monitor and control the quality of petroleum products.
1. Are your products competitive?
Sure, we are leading manufacturers in China with more than 30 years' experience and professional team, we can guarantee high quality, provide training and good after-sales service.
2. How can I choose the right one for me?
You can contact us by email, online or other ways with detailed requirements, we will recommend right one accordingly.
3. What if I have difficulty in using the instrument?
Pls contact us any time when you have difficulty in using the instruments, we will provide equipment operation manual, operation video and so on. We can also provide training acoordingly.
4. When can I receive the goods?
Ordinary non customized models will be delivered within 7 working days. The transportation time is determined by the logistics company, and the general transportation time is 5-7 days.
5. How to deliver?
For domestic customers, we usually provide door-to-door service. For customers overseas, we usually deliver the instruments to the designated places.
6. How about the packing ?
Wooden cases or hard boxes are used to prevent possible damage during transportation of the instruments.
7.How about the warranty?
Usually warranty is 12 months.