●  Casing head and casing spool use standard design, and can apply to all kinds of slip and mandrel type casing hanger

●  Straight-bore design:45  shoulder  design with high load capacity

●  Pipeline thread side outlet

●  Threaded flange side outlet, design with VR plug

●  Design with multi-structure secondary seals at bottom, Installation can be performed on spot per different structure type, injection or non-injection can achieve seal

●  Casing hanger design with standard profile，Interchangeability between slip casing hanger and mandrel type casing hanger