Weifang Longstar Chemical Inc., is one professional oil field services company located in Weifang City, China, Shandong Province.

We are producing and supplying products covering drilling mud chemicals for oil/gas exploration, workover and completion fluids, etc. Now, our products are exporting to more than 20 countries, enjoying great honors from worldwide customers.

If you are interested in our products, pls feel free to contact us for further details. Hope to get the chance starting long term mutual business cooperation with you in near future.