Found 4 companies
No. 13 Ziyuan Road Tianjin, Tianji
Tianjin Kelioil Engineering Material and Technology Co., Ltd. is a scaling up hi-tech and service enterprise specialized in producing cementing additives with a full set of the most advanced producing...
cementing equipment,Mud equipmend ,Chemical Additives...
Shandong Luhai Drilling&Production Technology Co., Ltd was founded in 1998, it&＃39;s annual production capacity reaches more than 50,000 Tons, passed ISO9001 and API quality system authe...
Found 4 companies